Answer:
Below
Step-by-step explanation:
Adding 360 to an angle measure produces the same angle
-503° add 360 to it to find one angle = - 143°
now add another 360° to find another angle = 217°
Options for the first grey box:
1) reflection
2) rotation
3) translation
Options for the second one:
1) reflection
2) rotation
3) translation
Answer:
Reflection
Rotation
Step-by-step explanation:
These are the steps required to change figure A to figure B.
Answer the following question, and show your work. *
2
4
3
6
6
3
8
9
7
9
8
???
Answer:
6
(If you like this answer i would appreciate if u give brainliest but otherwise, i hope this helped ^^)
Step-by-step explanation:
To find the missing number in the given sequence, let's analyze the pattern:
2, 4, 3, 6, 6, 3, 8, 9, 7, 9, 8, ???
Looking at the sequence, we can identify a few patterns:
The sequence alternates between increasing and decreasing numbers.
The first two numbers, 2 and 4, are increasing.
The next two numbers, 4 and 3, are decreasing.
The following two numbers, 3 and 6, are increasing.
The subsequent two numbers, 6 and 3, are decreasing.
The next two numbers, 3 and 8, are increasing.
The subsequent two numbers, 8 and 9, are increasing.
Based on these observations, it appears that the sequence is following a pattern where it alternates between increasing and decreasing numbers, but the specific values being added or subtracted are not consistent.
Now let's determine the missing number:
From the pattern, the next two numbers should be decreasing. Following the pattern of alternating between increasing and decreasing numbers, the missing number after the last given number (8) should be less than 9.
Let's assume the missing number is x:
8 - x
Since the previous decreasing sequence was 6 - 3, we can assume that x is 1 less than the previous number (3):
8 - (3 - 1) = 8 - 2 = 6
Therefore, the missing number in the sequence is 6.
The complete sequence is:
2, 4, 3, 6, 6, 3, 8, 9, 7, 9, 8, 6
URGENT
Georgia will use the pattern shown to make a square pyramid out of cardboard. The square pyramid will not have a bottom.
A net of a square pyramid. The square base has side lengths of 9 inches. The triangular sides have heights of 14 inches.
How much cardboard will she need if a = 14 in. and b = 9 in.?
Group of answer choices
378 square inches
630 square inches
504 square inches
252 square inches
Georgia will need \(\(\boxed{333}\)\) square inches of cardboard to construct the square pyramid.
To calculate the amount of cardboard needed to construct the square pyramid, we need to find the surface area of each individual face and then add them together.
Given that the base of the pyramid is a square with side length \(\(b = 9\) inches\) and the height of the triangular sides is \(\(a = 14\) inches\), we can proceed as follows:
The surface area of the square base is \(\(b^2 = 9^2 = 81\)\) square inches.
Each triangular face has a base equal to the side length of the square base, \(\(b = 9\) inches\), and a height of \(\(a = 14\) inches\). Therefore, the surface area of each triangular face is \(\(\frac{1}{2} \times b \times a = \frac{1}{2} \times 9 \times 14 = 63\)\) square inches.
Since there are four triangular faces in a square pyramid, the total surface area of the triangular faces is \(\(4 \times 63 = 252\)\) square inches.
Adding the surface area of the square base and the total surface area of the triangular faces, we get \(\(81 + 252 = 333\)\) square inches.
Therefore, Georgia will need \(\(\boxed{333}\)\) square inches of cardboard to construct the square pyramid.
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12
A culture of bacteria triples every hour. If there are 5 bacteria after the first hour,
how many bacteria will there be after one day?(One day= 24 hours)
5 x 3²⁴ bacteria will there be after one day.
What is exponents?
Exponentiation could be a calculation, written as bⁿ, involving 2 numbers, the bottom b and also the exponent or power n, and pronounced as "b to the n".
Consider what is actually happening in the question.
You begin with 5 bacteria, and after 1 hour it has tripled so you now have
5x 3=15.
Next hour, it triples again so you now have 5 x 3 x 3=45
You can see the pattern shows that the number of bacteria is multiplying every hour by a factor of 3. An exponent denotes how many times we are multiplying a number by itself, for example: 3⁴ means we are multiplying the number 3 a total of 4 times (3 x 3 x 3 x 3).
Therefore the question is requiring us to triple the number of bacteria every hour for 24 hours, which means we are multiplying by 3 a total of 24 times. This gives us:
n x 324 where n is the number of bacteria you begin with.
Since you begin with 1 bacteria, the solution is 5 x 3²⁴.
Hence 5 x 3²⁴ bacteria will there be after one day.
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What is the area of the square that measures 3.1 m on each side
The area of the square with a side length of 3.1 meters is 9.61 square meters.
To find the area of a square, we need to multiply the length of one side by itself. In this case, the square has a side length of 3.1 m.
Area of a square = side length × side length
Substituting the given side length into the formula:
Area = 3.1 m × 3.1 m
To perform the calculation:
Area = 9.61 m²
It's worth noting that when calculating the area, we are working with squared units. In this case, the side length is in meters, so the area is expressed in square meters (m²). The area represents the amount of space enclosed within the square.
Remember, to find the area of any square, you simply need to multiply the length of one side by itself.
The area of the square with a side length of 3.1 meters is 9.61 square meters.
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Please help
21. What are the missing coordinates of point Q?
P(0, c)
A.
B.
C.
D.
Session 2-Calculator Allowed
(-2a, 0)
(2a, 0)
(-2a, c)
(2a, c)
Q(?, ?) O
N(2a, 0)
"The correct answer is option A." The missing coordinates of point Q are (a, c/2).We are given the coordinates of points P and N as (0, c) and (2a, 0), respectively. We are also given that point Q lies on the same line as points P, Q, and N. We need to find the missing coordinates of point Q.
Since point Q lies on the same line as P, Q, and N, its x-coordinate must be halfway between the x-coordinates of points P and N. That is, the x-coordinate of Q is:
x-coordinate of Q = (x-coordinate of P + x-coordinate of N) / 2
x-coordinate of Q = (0 + 2a) / 2 = a
So, we know that the x-coordinate of point Q is a.
To find the y-coordinate of point Q, we can use the fact that point Q lies on the same line as point P, which has coordinates (0, c). The equation of the line passing through P and N is:
y - c = (0 - c) / (2a - 0) * (x - 0)
Simplifying this equation gives:
y - c = -c/2a * xy = -c/2a * x + c
Substituting x = a in this equation gives:
y = -c/2a * a + cy = -c/2 + cy = c/2
So, we know that the y-coordinate of point Q is c/2.
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Solve the quadratic inequality
(x - 2)(x – 4) > 0
A) 2
B) x<2
C)x>4
D) x<2 or x>4
Answer:
C: x > 4
none of the others
NEED HELP!! I"LL GIVE YOU BRAINLIEST!! Find the value of b. a = 3 and c =12
Answer: b = 11.62
Step-by-step explanation:
We can use this formula to solve for b:
\(b^{2} =\) \(\sqrt{c^{2}-a^{2} }\)
\(b^{2} =\) \(\sqrt{12^{2}-3^2 }\)
\(b^2= \sqrt{144-9}\)
= 11.61895004
We can round that to 11.62.
Hope this helped!
PLS HELP ME 10PTS
An artist creates a cone-shaped sculpture for an art exhibit. If the sculpture is 7 feet tall and has a base with a circumference of 27.632 feet, what is the volume of the sculpture?
Answer: The volume of the sculpture is 141.84 cubic-feet
Step-by-step explanation: Please see the attachments below
i need help with this
Answer:
Step-by-step explanation:
0.1×0.1 = 0.01
0.1×2 = 0.2
0.3×0.04 = 0.012
1.2×0.12 = 0.144
Find an equation of the tangent plane to the given parametric surface at the specified point. I and the tangent plane. r(u,v)=u cos v hat xi +u sin y dot y +vk ; u = 5 v = pi / 3
The equation of tangent plane to the given parametric surface \(r(u,v) = u.cos(v)i + u.sin(v)j + vk\) is \(\frac{\sqrt3}{2}x - \frac{5}{2}y + 5z = \frac{5\pi}{3}\) .
The given parametric surface is
\(r(u,v) = u.cos(v)i + u.sin(v)j + vk\)
The tangent vectors are
⇒ \(r_u = \frac{dx}{du} i+ \frac{dy}{du}j + \frac{dz}{du}k\)
⇒ \(r_u =\) \(r(u,v) = cos(v)i + sin(v)j + 0k\)
⇒ \(r_v = \frac{dx}{dv} i+ \frac{dy}{dv} j+ \frac{dz}{dv} k\)
⇒ \(r_v =\) \(r(u,v) = -u.sin(v)i + u.cos(v)j + 1k\)
The normal vector to the tangent plane is
\(r_u r_v = \left[\begin{array}{ccc}i&j&k\\cos(v)&sin(v)&0\\-usin(v)&ucos(v)&1\end{array}\right]\)
⇒ \(r_u r_v =\) \(sin(v)i - cos(v)j + u.k\)
When u = 5, v = \(\frac{\pi }{3}\), the normal vector becomes
⇒ \(sin(\frac{\pi}{3})i - cos( \frac{\pi}{3})j + k\)
⇒ \(\frac{\sqrt{3} }{2}i - \frac{1}{2} j + k\)
The point on the surface corresponding to the u = 5 & v= \(\frac{\pi}{3}\) is
\(r(5, \frac{\pi}{3}) = (5)cos(\frac{\pi}{3})i + (5)sin(\frac{\pi}{3})j + (\frac{\pi}{3})k\\r(5, \frac{\pi}{3}) = \frac{5}{2}i + \frac{5\sqrt3}{2}j + \frac{\pi}{3}k\)
If a is the position vector of a point on the plane & n is a vector normal to the plane, then the equation of the plane is
⇒ (r - a).n = 0
⇒ \((x - \frac{5}{2}) . ( \frac{5\sqrt3}{2}) + (y - \frac{5\sqrt3}{2}).(- \frac{5}{2}) + (z - \frac{\pi}{3}).(5) = 0\)
⇒ \(\frac{\sqrt3}{2}x - \frac{5}{2}y + 5z = \frac{5\pi}{3}\)
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Ximena pays a flat cost of $44.50 per month and $4 per gigabyte. She wants to keep her bill at $50.10 per month. How many gigabytes of data can she use while staying within her budget?
Answer:
Ximena can use 1 gigabytes of data
Step-by-step explanation:
The first thing you want to do is subtract
51.10 - 44.50 = 5.6
5.6 is the amount of money she will have to spend on data
With each gigabyte costing 4 dollars and only 5 dollars to spend
she can only use one gigabyte
3 6 9 12 15 18 21 24 27 30 is odd or even numbers?
Answer: Half of them are even and half of them are odd.
Step-by-step explanation:
The even numbers are 6, 12, 18, 24, and 30. An even number is defined as a number that is divisible by 2, meaning it has no remainder when divided by 2. For example, 6 divided by 2 equals 3 with no remainder, so 6 is even.
The odd numbers are 3, 9, 15, 21, and 27. An odd number is defined as a number that is not divisible by 2, meaning it has a remainder of 1 when divided by 2. For example, 9 divided by 2 equals 4 with a remainder of 1, so 9 is odd.
Therefore, out of the given numbers, half of them are even and half of them are odd.
________________________________________________________
Which equation is true?
An equation which is true include the following: A. 4 × n × n × n × n = 4n⁴.
What is an exponent?In Mathematics, an exponent is a mathematical operation that is typically used in conjunction with an algebraic expression in order to raise a quantity to the power of another.
This ultimately implies that, an exponent is represented by the following mathematical expression;
bⁿ
Where:
the variables b and n are numerical values (numbers) or an algebraic expression.n is referred to as a superscript or power.By applying the multiplication law of exponents for powers to each of the expressions, we have the following:
4 × n × n × n × n = 4n⁴
4 × n⁴ = 4n⁴
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Coach Maxwants the track team to run 2 miles for practice next week. How many times will the team run the route shown?
Answer: The team will need to run the route 0.15 miles / 2 miles = 7.5 times to cover a total distance of 2 miles.
Step-by-step explanation:
First, we need to convert the yard measurements to miles to make them consistent with the target distance of 2 miles. We can use the conversion factor 1 mile = 1760 yards.
48 yards = 48/1760 miles
80 yards = 80/1760 miles
46 yards = 46/1760 miles
92 yards = 92/1760 miles
Next, we can add up the distances on each side of the route to find the total distance covered by the track team.
Top: 48 yards + 80 yards = 128 yards = 128/1760 miles
Middle: 46 yards + 92 yards = 138 yards = 138/1760 miles
Finally, we can add up the top and middle distances to find the total distance covered by the track team.
128 yards + 138 yards = 266 yards = 266/1760 miles = 0.15 miles
So, the team will need to run the route 0.15 miles / 2 miles = 7.5 times to cover a total distance of 2 miles.
The length of a rectangle is four times its width. If the area of the rectangle is 100in2 , find its perimeter.
The lengths of two similar figures are 35 ft and 10 ft. What is the scale factor, perimeter ratio and area ratio in simplest form of the first to the second.
The scale factor is 7:2, the perimeter ratio is 7:2, and the area ratio is 49:4.
Scale Factor:
The scale factor represents the ratio of corresponding lengths in similar figures.
In this case, the scale factor is given as 7:2.
Perimeter Ratio:
The perimeter ratio of two similar figures is equal to the ratio of their corresponding perimeters.
Since the scale factor is 7:2, the perimeter ratio will also be 7:2.
This means that the ratio of the perimeters of the first figure to the second figure is 7:2.
Area Ratio:
The area ratio of two similar figures is equal to the square of the scale factor. In this case, the scale factor is 7:2.
Thus, the area ratio will be (7/2)² = 49/4.
This indicates that the ratio of the areas of the first figure to the second figure is 49:4.
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help help help help help
The equation of the line in slope-point form is:
y - 7 = -4/5(x + 6)
How to write an equation a line?The equation of a line in slope-point form is given by:
y - y₁ = m(x - x₁)
where:
(x₁, y₁) represents the coordinates of a point on the line.
m represents the slope of the line.
m = (y₂ - y₁)/(x₂ - x₁)
(x₁, y₁) represents the coordinates of the 1st point on the line
where (x₂, y₂) represents the coordinates of the 2nd point on the line
We have
(x₁, y₁) = (-6, 7)
(x₂, y₂) = (4, -1)
m = (y₂ - y₁)/(x₂ - x₁)
m = (-1 - 7) / (4 - (-6))
m = -8/10
m = -4/5
Using y - y₁ = m(x - x₁):
y - 7 = -4/5(x - (-6))
y - 7 = -4/5(x + 6)
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Use an associative law to find an expression equivalent to
s + (r + 75)
As you can see below, both expressions result in the same value of 105. This demonstrates the application of the associative law in regrouping terms and maintaining the equivalence of the expression.
The associative law in mathematics states that the grouping of numbers in an addition or multiplication operation does not affect the result. In other words, you can regroup terms within parentheses without changing the value of the expression.
Using the associative law, we can regroup the terms in the expression s + (r + 75) by removing the parentheses and rearranging the terms:
s + (r + 75) = (s + r) + 75
The expression (s + r) + 75 is equivalent to s + (r + 75) because the addition operation is associative.
Let's take an example to illustrate this:
Suppose s = 10 and r = 20.
Using the original expression:
s + (r + 75) = 10 + (20 + 75) = 10 + 95 = 105
Using the expression with regrouped terms:
(s + r) + 75 = (10 + 20) + 75 = 30 + 75 = 105
As you can see, both expressions result in the same value of 105. This demonstrates the application of the associative law in regrouping terms and maintaining the equivalence of the expression.
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Jun lives 8 km south of Yue.
Jun leaves home and walks 6 km to a lake.
She walks on a bearing of 070°.
to return to h
Yue leaves home and walks to meet Jun at the lake.
How far, and on what bearing, must she walk?
Yue should walk on a bearing of angle 110° to reach the lake.
The angle between the line connecting Yue to the lake and the line connecting Jun to the lake is 180° - 70° = 110°, we know that θ + 110° = 180°, or θ = 70°.
Using trigonometry, we can set up the following equation:
tan(70°) = d/8
Solving for d, we get:
d = 8 tan(70°) = 22.4 km
Therefore, Yue must walk about 22.4 km to reach the lake.
To find the bearing she should walk on, we can use the fact that she is walking directly towards Jun's starting point.
Since Jun's starting point is due north of the lake, Yue must walk on a bearing of 180° - 70° = 110°
Therefore, Yue should walk on a bearing of 110° to reach the lake.
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Mary is 5 yards to the left of the center line on a soccer field. The soccer ball is 10 yards
to the right of the center line. Which expression represents the distance from Mary to the
soccer ball?
A 10 51
B |-5-10|
C -5+10
D |10|-|-51
Answer: B |-5+10|
Step-by-step explanation:
with simple addition we can find out that the distance from Mary to the soccer ball is 15 yards (5+10).
-5-10 = -15
|-15| = 15
To prepare a piece of ground for building a brick patio, a rectangle measuring 10 feet by 12 feet must be marked off. Then the dirt within the rectangle must be dug out to a depth of 2 feet. Finally, the resulting space must be filled with sand.
(a) What is the formula for volume? What is the volume of sand needed, in cubic feet, to fill the space?
Show your work!
Answer: ____________________ cubic feet
If you used your calculator, show the numbers and operations that you used to get your answer.
(b) What is the formula for volume? Sand costs $5 per cubic foot. What is the total cost of the sand needed to fill this space, including a $40 delivery charge?
Show your work!
Answer: $____________________
If you used your calculator, show the numbers and operations that you used to get your answer.
The formula for volue is length x width x height.
The volume of the sand needed to fill the space is 240 feet³.
The total cost of the sand is $1240.
What is the total cost of the sand?The brick patio is the shape of a rectangular prism. In order to determine the volume of the brick patio, determine the product of the length, width and the height.
Volume of the brick patio = length x width x height
= 10 x 12 x 2 = 240 feet³
Total cost of the sand = (volume x cost per cubic foot) + delivery fee
Total cost of the sand = (240 x $5) + $40
Total cost of the sand = 1200 + 40
Total cost of the sand = $1240
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help i have test and have no idea how to do this
5 "Always." Consecutive angles of a rectangle are always congruent.
6 "Never." A parallelogram is not always a square.
7 "Sometimes." In a rhombus, the diagonals are always perpendicular bisectors of each other, but they are not always congruent.
8 "Always." A rectangle has congruent sides, but not necessarily all four sides.
9 Given: ABCD is a parallelogram
To prove: AABC = ACDA
Proof:
AB || DC (definition of parallelogram)
AD || BC (definition of parallelogram)
∠ABC = ∠CDA (alternate interior angles)
AC = AC (reflexive property)
∠BCA = ∠DAC (alternate interior angles)
Therefore, AABC = ACDA (ASA congruence theorem)
10 Given: TRAP is an isosceles trapezoid
To prove: AAPR ARTA
TR = AP (definition of isosceles trapezoid)
∠APT = ∠ATR (alternate interior angles)
∠PAR = ∠RTA (alternate interior angles)
∠PAR = ∠APT (angles at a point)
Therefore, AAPR ARTA (AA congruence theorem)
How to explain the informationConsecutive angles of a rectangle are always congruent. This is a property of rectangles that is true for every rectangle.
A square is a specific type of parallelogram that has all four sides congruent and all four angles right angles.
A rectangle has two pairs of opposite sides that are congruent, but the adjacent sides may have different lengths. This is a defining characteristic of rectangles, and it is always true for every rectangle.
The ASA congruence theorem states that two triangles are congruent if two angles and the included side of one triangle are congruent to the two angles and the included side of the other triangle. In this case, ∠ABC and ∠CDA are congruent by (3), AC is congruent by (4), and ∠BCA and ∠DAC are congruent by (5). Therefore, AABC = ACDA by the ASA congruence theorem.
The AA congruence theorem states that two triangles are congruent if two angles of one triangle are congruent to two angles of the other triangle, and the side between those angles is congruent in both triangles
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An office building worth $1 million when completed in 2010 is being depreciated linearly over 50 years. What was the book value of the building in 2014? What will it be in 2022? (Assume the scrap value is $0.)
Answer:
To calculate the book value of the building, we need to calculate the annual depreciation amount and multiply it by the number of years elapsed since the building was completed.
The annual depreciation amount is calculated as: $1 million / 50 years = $20,000
In 2014, the book value of the building was: $1 million - ($20,000 * (2014 - 2010)) = $1 million - ($20,000 * 4) = $960,000
In 2022, the book value of the building will be: $1 million - ($20,000 * (2022 - 2010)) = $1 million - ($20,000 * 12) = $680,000
A CLASS OF 28 STUDENTS HAS 12 GIRLS.WHAT IS THE RATIO OF GIRLS TO BOYS
Answer:
3:7
Step-by-step explanation:
thats the ratio simplified
Answer:
12:16
Step-by-step explanation:
Write an expression to represent the product of 6 and the square of a number plus 15. In your expression what is the value of the coefficient? A. 1 B. 6 C. 15 D. 2
Answer:
B) 6
Step-by-step explanation:
Let the number be x
Product of 6 and square of number plue 15 : (6x²) + 15
Coefficient of x² = 6
The earth is approximately 93,000,000 miles from the sun how long does it take from the Sun to reach the earth use the speed of light to be 1.86×10^5 Miles per second
The light from the sun takes 8 minutes 20 seconds to reach the earth.
What is the speed of an object?Speed is the rate at which an object's position changes, measured in meters per second. For example, if an object starts at the origin, and then moves three meters in three seconds, its speed is one meter per second. The equation for speed is simple: distance divided by time
Given here: The distance is 93,000,000 miles and the speed of light as 1.86×10⁵ miles per hour.
Now we know speed = Distance/ time
Thus we have Time taken = 93000000/1.86×10⁵
= 8 minutes 20 second (approx)
Hence, The light from the sun takes 8 minutes 20 seconds to reach the earth.
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If x = 3, find a balanced equation among the given equations
a.4x+2=15
b.4(x+1)+3=19
c.3(x+4)=17
d.5x+2=10
What mapping best represents the function: f(x)=2x^2+5x+3 when the domain is: {-1,0,3}?
Answer:
The second option
x ==> f(x)
-1 ==> 0
0 ==> 3
3 ==> 36
Step-by-step explanation:
Given:
f(x) = 2x² + 5x + 3
{-1, 0, 3}
Required:
Determine the best mapping representing the function
SOLUTION:
First, find f(x) each domain value.
To find f(x), plug in the domain value into the function.
For -1, we have:
f(-1) = 2(-1)² + 5(-1) + 3
f(-1) = 2 - 5 + 3
f(-1) = 0
For 0, we have:
f(0) = 2(0)² + 5(0) + 3
f(0) = 0 + 0 + 3
f(0) = 3
For 3, we have:
f(3) = 2(3)² + 5(3) + 3
f(3) = 18 + 15 + 3
f(3) = 36
The mapping that best represents the function would be:
x (domain) ==> f(x) (range)
-1 ==> 0
0 ==> 3
3 ==> 36
The second option is the answer.
In a recent year, 27.4% of all registered doctors were female. If there were 55,600 female registered doctors that year, what was the total number of registered doctors?
Answer:
The total number of registered doctors is 202,920 rounded.
Step-by-step explanation:
Solve for (x) in this equation: 27.4/100 = 55,600/(x)
You will get the following equation: (x)= (100*55,600) / (27.4) which equals 202,919.708 rounded to 202,920
To double check, you can see that 27.4% of the total given (202,920) equals the 55,600.