Answers: angle 1 =50 and angle 2 =130
Step-by-step explanation: on edgen
A car-carrier trailer weighs 35,000 pounds when empty. The driver loads 7 cars on the trailer. The cars are identical except for color. The weight of the loaded trailer is 50,855 pounds. The maximum vehicle weight allowed on U.S. highways is 80,000 pounds. What number best describes the weight of one car?
Answer:
Each car weighs 2,265 pounds
Step-by-step explanation:
Given that the car carrier weighs 35,000 pounds when empty, that is, without cars, and that loading 7 cars its weight is 50,855 pounds, the difference between both values implies the weight of the 7 cars together, which is determined through the following calculation:
50,855 - 35,000 = X
15.855 = X
Thus, the weight of the 7 cars together is 15,855 pounds. In turn, the weight of each particular car is determined from the following division:
15.855 / 7 = X
2,265 = X
Therefore, each car weighs about 2,265 pounds.
35% of a number is what fraction of
that number?
Answer:
1/2
Step-by-step explanation:
because I just took the test
Answer:
Step-by-step explanation:
35/100 = 7/20
A boat heading out to sea starts out at Point A A, at a horizontal distance of 862 feet from a lighthouse/the shore. From that point, the boat’s crew measures the angle of elevation to the lighthouse’s beacon-light from that point to be 15 ∘ ∘ . At some later time, the crew measures the angle of elevation from point B B to be 8 ∘ ∘ . Find the distance from point A A to point B B. Round your answer to the nearest tenth of a foot if necessary.
Answer:
The boat traveled 781.5 feet from point AA to point BB
Step-by-step explanation:
Find the height of the small triangle then find the base of the big triangle then subtract the two answers to find the distance between a and b
:)
What is an equation of a line that passes through the given point and is perpendicular to the given line. (-2, 5) and x = 3
The equation of the line passing from found as y = 5.
What is referred as the slope of line?The slope of the line is a measurement of its steepness and direction. A line's slope is classified as the change in y coordinate with regard to the shift in x coordinate. The net y coordinate change is Δy, whereas the net x coordinate change is Δx. So the transformation in y coordinate in relationship to the shift in x coordinate is written as m.The formula for finding the slope is;
m = Δy/Δx
Where, m is the slope
The given equation of line is;
x = 3 comparing it with standard form of equation;
y = mx + c
As, the equation is a straight line passing parallel to x axis, the slop of line x = 3 is ∞.
Thus, m₁ = ∞.
Now, let the slops of the line passing from (-2, 5) is m₂,
The, as both line are perpendicular.
Thus,
m₁ x m₂ = -1
m₂ = -1/∞
m₂ = 0
The equation of line is found by
y - y₁ = m₂(x - x₁)
Put the values;
y - 5 = 0(x + 2)
y = 5
Therefore,the equation of the line passing from found as y = 5.
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Explain what is meant with the term Fixed Expense
Answer:
Step-by-step explanation:
A fixed expense is an ongoing, regular cost that does not change in relation to the quantity of goods or services produced or sold. Fixed expenses are typically things like rent, insurance, property taxes, or salaries, which need to be paid on a regular basis regardless of changes in the business's sales or production levels. They are called "fixed" because they are not affected by fluctuations in sales volume or other variables that may impact the business's profitability. Fixed expenses are an important consideration in budgeting and financial planning, as they represent a steady drain on a company's resources that must be accounted for and managed to ensure the business's long-term viability.
Please answer this before friday
Answer: 21:9 and 42:18
Step-by-step explanation:
14:6 at its most basic form is 7:3, so find anything that could be equal to this if a number is multiplied on both sides.
21:9 is our simplified ratio multiplied by 3 on both sides.
42:18 is our simplified ratio multiplied by 6 on both sides.
But, the final ratio doesn't work, because 7 and 3 respectively cannot multiply to 13 and 8 with the same value.
Write an equation of the line with a slope -1/2 and a y-intercept of 1
Answer: y = -0.5x +1
Step-by-step explanation:
My cookbook's pancake recipe states that it makes 12 standard sized pancakes. The nutritional information says 2 pancakes is a serving containing 150 calories. For breakfast, I prepared half a recipe, but made smaller sized pancakes, so ended up preparing 8 pancakes. I ate 4 of them. How many calories did I consume?
Answer:
225 calories
Step-by-step explanation:
1 recipe makes
12 standard sized pancakes
2 pancakes are 1/6 of the recipe
1/6 of the recipe has 150 calories
6 × 150 calories = 900 calories
The full recipe of 12 pancakes has 900 calories
1/2 recipe was made
1/2 recipe has 1/2 × 900 calories = 450 calories
1/2 recipe made 8 pancakes
4 pancakes are half of the half recipe or 1/4 recipe
1/4 × 900 calories = 225 calories
All of the points in the picture are on the same line *help asap*
Answer:
yes all of the points are on the same line
Step-by-step explanation:
Need help quick please! Thank you!
The cosine of twice the angle is given as follows:
cos(2θ) = -527/625.
How to obtain the cosine of twice the angle?The identity to obtain the cosine of twice the angle is given as follows:
cos(2θ) = cos²(θ) - sin²(θ).
The relation between the sine and the cosine is given as follows:
sin²(θ) + cos²(θ) = 1.
Hence the cosine squared is obtained as follows:
cos²(θ) = (7/25)²
cos²(θ) = 49/625.
The sine squared is given as follows:
sin²(θ) = 1 - cos²(θ)
sin²(θ) = 1 - (49/625)
sin²(θ) = (625/625) - (49/625)
sin²(θ) = 576/625.
Meaning that the cosine of twice the angle is given as follows:
cos(2θ) = cos²(θ) - sin²(θ).
cos(2θ) = 49/625 - 576/625
cos(2θ) = -527/625.
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8 = 23 - 5w
Solve for w
Answer:
Step-by-step explanation:
8 = 23 - 5w
subtract 23 from both sides to cancel out 23
-15 = -5w
divide both sides by -5 to isolate w
3 = w, dividing a negative by a negative will result in a positive
The diagram shows a prism. Draw the front and side elevation of the prism on the grid. Use the scale 2 squares to 1m.
I know that the side elevation is correct but I can't get the front. Please help!
The sketch of the front elevation and the side elevation of the prism are added as an attachment
How to draw the front elevation and the side elevation of the prismFrom the question, we have the following parameters that can be used in our computation:
The prism
Using the figure as a guide, we understand that:
The front elevation is a rectangle of 2m by 0.5m
While the side elevation is a rectangle merged with a trapezoid
Next, we draw the elevations (see attachment)
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Use the ratio table to solve the percent problem.
Part Whole
? | 75
40 | 100
What is 40% of 75?
Enter your answer in the box.
Answer:
9
Step-by-step explanation:
i dont know
if it right or wrong
Answer:
30
Step-by-step explanation:
I did the test i hope it helps brainlist plz :>
-lexi
Find the radius of a circle that has an area of 121 pi ft2.
Answer: 11
Step-by-step explanation:
area = 121 pi = pi r^2 Divide both sides by pi
121 = r^2
r= 11
HELP TIMED BRAINLIST QUICK
Answer:
12 x^9 + 15 x^8 - 8 x^6 - 10 x^5 = A.) is the answer
Step-by-step explanation:
Expand the following:
x^4 (3 x^3 - 2) (4 x^2 + 5 x)
Hint: | Multiply 3 x^3 - 2 and 4 x^2 + 5 x together using FOIL.
(3 x^3 - 2) (4 x^2 + 5 x) = (3 x^3) (4 x^2) + (3 x^3) (5 x) + (-2) (4 x^2) + (-2) (5 x) = 12 x^5 + 15 x^4 - 8 x^2 - 10 x = 12 x^5 + 15 x^4 - 8 x^2 - 10 x:
x^4 12 x^5 + 15 x^4 - 8 x^2 - 10 x
Hint: | Distribute x^4 over 12 x^5 + 15 x^4 - 8 x^2 - 10 x.
x^4 (12 x^5 + 15 x^4 - 8 x^2 - 10 x) = x^4 (12 x^5) + x^4 (15 x^4) + x^4 (-8 x^2) + x^4 (-10 x):
12 x^4 x^5 + 15 x^4 x^4 - 8 x^4 x^2 - 10 x^4 x
Hint: | Combine products of like terms.
x^4 (-10) x = x^(4 + 1) (-10):
12 x^4 x^5 + 15 x^4 x^4 - 8 x^4 x^2 + -10 x^5
Hint: | Evaluate 4 + 1.
4 + 1 = 5:
12 x^4 x^5 + 15 x^4 x^4 - 8 x^4 x^2 - 10 x^5
Hint: | Combine products of like terms.
x^4 (-8) x^2 = x^(4 + 2) (-8):
12 x^4 x^5 + 15 x^4 x^4 + -8 x^6 - 10 x^5
Hint: | Evaluate 4 + 2.
4 + 2 = 6:
12 x^4 x^5 + 15 x^4 x^4 - 8 x^6 - 10 x^5
Hint: | Combine products of like terms.
x^4×15 x^4 = 15 x^8:
12 x^4 x^5 + 15 x^8 - 8 x^6 - 10 x^5
Hint: | Combine products of like terms.
x^4×12 x^5 = x^(4 + 5)×12:
12 x^9 + 15 x^8 - 8 x^6 - 10 x^5
Hint: | Evaluate 4 + 5.
4 + 5 = 9:
Answer: 12 x^9 + 15 x^8 - 8 x^6 - 10 x^5
Answer:
The answer is the the first one
1/4x - 2/5 =39 someone please answer this question thx
Answer:
157.6
Step-by-step explanation:
Use PEMDAS! In this rule, it is stated that we should always add/subtract before multiplying/dividing. Also, whatever you do on one side of an equation, you do to another. Therefore, in order to get rid of the -2/5, add 2/5 so we can get rid of it. We also (according to the rule), have to add it to the other side in order to balance out. So add the 2/5 to 39. Then the other side is now 39.4. Now we have to get x by itself. Divide both sides by 1/4 (or multiply by 4 on both sides) in order to get x=157.6
Please Help me Due in 2 Mins
Sharma draws a floor plan of the local supermarket on a coordinate plane.
Solution
For this case we can do the following:
Coordinates
Dairy 1,0
Produce 3,3
Bakery 6,2
Frozen foods 2,6
Part A
B. (3,5)
Part B
D. (2,2)
1. The slant height of a cone is 5cm and the radius of its base is 3cm. Find correct to the nearest
whole number the volume of the cone (A) 48cm3 (B) 47cm3 (C) 38cm3 (D)13cm3
The volume of the cone is 13 cm³. option D
How to determine the volumeTo determine the volume of the cone, we have that;
The formula for calculating the volume of a cone is expressed as;
Volume = (1/3)πr ²√(L ² - r ²).
Such that;
r is the radiusL is the slant heightSubstitute the values, we have;
Volume = 1/3 × 3.14 ² × √(25 - 9)
Find the squares, we get;
Volume, V = 1/3 × 9. 86 × √16
Find the square root
Volume, V = 1/3 × 9.86 × 4
Volume, V = 13 cm³
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Which of the following best describes the graph shown below?
-4
+3
-2
+1
5
-4
-3
-2
-V
1
2
3
4
+-1
-2
+-3
+-4
Answer:
2 & 4Step-by-step explanation:
ODYSSEY
The table represents a quadratic function. Write an equation of the function in standard form.
-9-7-5-3
0 8 8
X
y
y=0
Previous
1 2
0
30
4
32
5
6
7
10
Next
The quadratic equation is of the form y = ax² + bx + c
In algebra, a polynomial function with one or more variables in which the highest-degree term is of the second degree is known as a quadratic function, a quadratic polynomial, a polynomial of degree just 2, or simply known as a quadratic.
x is the only variable. A parabola with its axis of symmetry parallel to the y-axis represents the graph of a univariate quadratic function, as seen to the right.A quadratic equation is produced if the quadratic function is set to zero. The roots of an univariate function are the solutions to the univariate equation.When authors speak to a quadratic polynomial, they may mean "having degree exactly 2" or "having degree at most 2". If the degree is less than 2, this scenario may be referred to as a "degenerate case." Which of the two is intended will typically depend on the context.In some circumstances, like in the instance of a second-order polynomial, the word "order" is used to denote "degree." The word "degree of a polynomial" refers to the highest degree of a non-zero term in a polynomial, whereas the term "order" typically refers to the lowest degree of a non-zero term in a power series.Complete question: The table represents a quadratic function. Write an equation of the function in standard form.
\($$\begin{array}{lllll}x & -9 & -7 & -5 & -3\end{array}$$$\begin{array}{lllll}y & 0 & 8 & 8 & 0\end{array}$\)
y=
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I will give you the brainliest!!! And 25 points!!!!
Someone solve this for me with explanation please. I need help
The perimeter of the given triangle with given lengths is; 78
What is the perimeter of the triangle?The perimeter of a triangle is defined as the sum total of the 3 side lengths of the triangle.
Now, we are given the triangle as QRS.
We are given that;
A is the midpoint of QR
B is the midpoint of RS
C is the midpoint of SQ
Thus;
QA = RA = 10
BR = SB = 15
SQ = 28
Thus;
Perimeter of Triangle = 2(10) + 2(15) + 28 = 78
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Find the quotient and express the answer in scientific notation. 302 ÷ (9.1 x 10^4 )
The quotient of 302 ÷ (9.1 x \(10^4)\) in scientific notation is approximately 3.31868131868 x \(10^1\)
How to find the quotientDividing 302 by 9.1 gives:
302 ÷ 9.1 ≈ 33.1868131868
Now, to express this result in scientific notation, we need to move the decimal point to the appropriate position to create a number between 1 and 10. In this case, we move the decimal point two places to the left:
33.1868131868 ≈ 3.31868131868 x\(10^1\)
Therefore, the quotient of 302 ÷ (9.1 x \(10^4\)) in scientific notation is approximately 3.31868131868 x\(10^1\)
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What is the equation of a line that is perpendicular to x = 6 and passes through the point (2, 3)?
Answer:
Step-by-step explanation:
The equation of any line perpendicular to a line with an equation of x= (vertical line) will have the form y= (horizontal line). In this case, since this line passes through the y value of 3, that means that the equation is y=3.
Find the first 4 terms of the sequence a^n defined below.
The first four terms of the sequence defined by the given formula are 7, 4, 15, and 4.
To find the first four terms of the sequence defined by the given formula, we need to evaluate the formula for the corresponding values of n.
Given:
an = 2 + 2 if n is even
an = 4n + 3 if n is odd
Let's find the first four terms:
For n = 1 (odd), substituting n into the formula for odd values:
a1 = 4(1) + 3 = 4 + 3 = 7
For n = 2 (even), substituting n into the formula for even values:
a2 = 2 + 2 = 4
For n = 3 (odd), substituting n into the formula for odd values:
a3 = 4(3) + 3 = 12 + 3 = 15
For n = 4 (even), substituting n into the formula for even values:
a4 = 2 + 2 = 4
Therefore, the first four terms of the sequence are: 7, 4, 15, 4.
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Does anyone know this answer??
Approximately 99.7% of scores lie in the shaded region.
We have,
The empirical rule, also known as the 68-95-99.7 rule, provides an estimate of the percentage of scores that lie within a certain number of standard deviations from the mean in a normal distribution.
According to this rule:
Approximately 68% of scores lie within 1 standard deviation of the mean.
Approximately 95% of scores lie within 2 standard deviations of the mean.
Approximately 99.7% of scores lie within 3 standard deviations of the mean.
Now,
In the given scenario, the shaded region represents the area between -2 and 3 standard deviations from the mean on the x-axis.
This encompasses the area within 3 standard deviations of the mean.
And,
Since 99.7% of scores lie within 3 standard deviations of the mean, we can estimate that approximately 99.7% of scores lie in the shaded region.
Therefore,
Approximately 99.7% of scores lie in the shaded region.
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1. You are given the 3rd and 5th terms of a geometric sequence. Describe how to determine the 10th term without finding the general term.
The 10th term of the geometric sequence is given as follows:
\(a_{10} = a_5\left(\sqrt{\frac{a_5}{a_3}}\right)^{n-5}\)
What is a geometric sequence?A geometric sequence is a sequence in which the result of the division of consecutive terms is always the same, called common ratio q.
The nth term of a geometric sequence is given by:
\(a_n = a_1q^{n-1}\)
In which \(a_1\) is the first term.
Using the mth term as the reference, we have that:
\(a_n = a_mq^{n-m}\)
Hence:
\(a_5 = a_3q^2\)
\(q = \sqrt{\frac{a_5}{a_3}}\)
And then the 10th term is given as follows:
\(a_{10} = a_5\left(\sqrt{\frac{a_5}{a_3}}\right)^{n-5}\)
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A yo-yo is moving up and down a string so that its velocity at time t is given by v(t) = 3cos(t) for time t ≥ 0. The initial position of the yo-yo at time t = 0 is x = 3.
Part A: Find the average value of v(t) on the interval open bracket 0 comma pi over 2 close bracket. (10 points)
Part B: What is the displacement of the yo-yo from time t = 0 to time t = π? (10 points)
Part C: Find the total distance the yo-yo travels from time t = 0 to time t = π. (10 points)
Part A - The average value of v(t) over the interval (0, π/2) is 6/π
Part B - The displacement of the yo-yo from time t = 0 to time t = π is 0 m
Part C - The total distance the yo-yo travels from time t = 0 to time t = π is 6 m.
Part A: Find the average value of v(t) on the interval (0, π/2)The average value of a function f(t) over the interval (a,b) is
\(f(t)_{avg} = \frac{1}{b - a} \int\limits^b_a {f(t)} \, dx\)
So, since velocity at time t is given by v(t) = 3cos(t) for time t ≥ 0. Its average value over the interval (0, π/2) is given by
\(v(t)_{avg} = \frac{1}{\frac{\pi }{2} - 0} \int\limits^{\frac{\pi }{2} }_0 {v(t)} \, dt\)
Since v(t) = 3cost, we have
\(v(t)_{avg} = \frac{1}{\frac{\pi }{2} - 0} \int\limits^{\frac{\pi }{2} }_0 {3cos(t)} \, dt\\= \frac{3}{\frac{\pi }{2}} \int\limits^{\frac{\pi }{2} }_0 {cos(t)} \, dt\\= \frac{6}{{\pi}} [{sin(t)}]^{\frac{\pi }{2} }_{0} \\= \frac{6}{{\pi}} [{sin(\frac{\pi }{2})} - sin0]\\ = \frac{6}{{\pi}} [1 - 0]\\ = \frac{6}{{\pi}} [1]\\ = \frac{6}{{\pi}}\)
So, the average value of v(t) over the interval (0, π/2) is 6/π
Part B: What is the displacement of the yo-yo from time t = 0 to time t = π?To find the displacement of the yo-yo, we need to find its position.
So, its position x = ∫v(t)dt
= ∫3cos(t)dt
= 3∫cos(t)dt
= 3sint + C
Given that at t = 0, x = 3. so
x = 3sint + C
3 = 3sin0 + C
3 = 0 + C
C = 3
So, x(t) = 3sint + 3
So, its displacement from time t = 0 to time t = π is
Δx = x(π) - x(0)
= 3sinπ + 3 - (3sin0 + 3)
= 3 × 0 + 3 - 0 - 3
= 0 + 3 - 3
= 0 + 0
= 0 m
So, the displacement of the yo-yo from time t = 0 to time t = π is 0 m
Part C: Find the total distance the yo-yo travels from time t = 0 to time t = π. (10 points)The total distance the yo-yo travels from time t = 0 to time t = π is given by
\(x(t) = \int\limits^{\pi}_0 {v(t)} \, dt\\= \int\limits^{\pi }_0 {3cos(t)} \, dt\\= 3 \int\limits^{\pi }_0 {cos(t)} \, dt\\ = 3 \int\limits^{\frac{\pi }{2} }_0 {cos(t)} \, dt + 3\int\limits^{\pi }_{\frac{\pi }{2}} {cos(t)} \, dt\\= 3 \times 2\int\limits^{\frac{\pi }{2} }_0 {cos(t)} \, dt\\= 6 [{sin(t)}]^{\frac{\pi }{2} }_{0} \\= 6[{sin\frac{\pi }{2} - sin0]\\\\= 6[1 - 0]\\= 6(1)\\= 6\)
So, the total distance the yo-yo travels from time t = 0 to time t = π is 6 m.
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The product of two numbers is 1536.
If the HCF of the two numbers is 16.
find the LCM of these two numbers.
Work Shown:
LCM = (product of two numbers)/(HCF of the two numbers)
LCM = 1536/16
LCM = 96
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The sequence is decreasing as n increases and sequence converges to the value 0.
The given sequence is defined as aₙ = 1 / (7n + 3).
To determine if the sequence converges or diverges, we need to analyze its behavior as n approaches infinity.
As n increases, the denominator 7n + 3 also increases which means that the values of aₙ will get smaller and smaller, approaching zero as n becomes larger.
The sequence converges to the value 0.
The sequence is decreasing as n increases.
The sequence converges to the value 0.
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