Answer:
Step-by-step explanation:
points A, S, Q, and R are ___
Answer:
both please brainlist me
Find the value of 72% of 90 kg
Answer:
64.8 kg kilograms
Step-by-step explanation:
please mark brainiest
hope it works out for you
Answer:
the value of 72% of 90 kg:
72 * 90 / 100 = 64,8 kg
If y varies directly as x, and y = 8 when x = 4, find y when x = 24.
The value of y is 48
How to calculate the value of y in the variation ?y= kx
let's solve for k which is the constant
y= 8 , x= 4
k= 8/4
k= 2
Next is to calculate the value of y when x is 24
y = 2 × 24
y= 48
Hence the value of y is 48
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Makayla’s local movie theater has a moviegoer club. The charts in the annual registration fee of $25. However movie tickets are discounted remembers at six dollars per ticket instead of the regular nine dollars per ticket. Let him represent the number of movie tickets Makayla’s purchase a need to write a function tomorrow the amount of money Makayla spent going to the movies doing the club
Answer:
m = 25 + 6n
Step-by-step explanation:
To write a function for the amount of money Makayla spent going to the movies during the club, you need to consider two things: the annual registration fee and the discounted ticket price. The annual registration fee is a fixed amount that does not depend on the number of movie tickets Makayla purchases. The discounted ticket price is a variable amount that depends on the number of movie tickets Makayla purchases. You can use a letter, such as n, to represent the number of movie tickets Makayla purchases. Then, you can write an expression for the amount of money Makayla spent on movie tickets, which is 6 times n, or 6n. To find the total amount of money Makayla spent going to the movies during the club, you need to add the annual registration fee and the amount of money spent on movie tickets. This gives you the expression 25 + 6n. You can use another letter, such as m, to represent the total amount of money Makayla spent going to the movies during the club. Then, you can write an equation that relates m and n, which is m = 25 + 6n. This equation is a function that models the amount of money Makayla spent going to the movies during the club as a function of the number of movie tickets she purchased.
solve the inequality 2x + 3 < 7
A. x < 2
B. x > -2
C. x < -2
D. x > 2
Answer:
A. x < 2
Step-by-step explanation:
solution:
=2x<7-3
=2x<4
=x<2
Round 3.28 to the nearest thousandth
Answer:
3.280
Step-by-step explanation:
You just add a 0
Please help, really want to get this done.
Answer:
1. C
2. B
3. A
4. D
is the correct answer
Answer:
1. 1/3 --> all sides in an equilateral triangle are equal, so the constant of proportionality would be 1/3
2. 10/4*9 = 22.5
3. 8/2 = 4
4. c/g = m
What is the total square inches
Square Area = side x side = 3x3 = 9
Rectangle Area = side x side= 7x3= 21
9 + 21 = 30 square inches
Answer:
30 square inches
Step-by-step explanation:
\(\boxed{\text{\bf Area of rectangle = length *width}}\)
Rectangle1:
Area = 6 * 3
= 18 square inches
Rectangle2:
Area = 4 * 3
= 12 square inches
Area of the figure = area of rectangle1 + area of rectangle2
= 18 + 12
= 30 square inches
Find the dot product of u and v.
u = (−4, 1)
v = (5,-4)
UxV =
Factor 3x^2 - 2x - 1
Answer:
(3x+1) (x-1)
Step-by-step explanation:
.................
The factored form of 3x² - 2x - 1 is (3x + 1)(x - 1).
To factor the quadratic expression 3x² - 2x - 1, we can look for two binomials that multiply together to give the original expression.
We need to find two binomials in the form (ax + b)(cx + d) that, when multiplied, result in 3x² - 2x - 1.
To factor this expression, we need to find two numbers that multiply to give 3 (the coefficient of x² term) and add up to -2 (the coefficient of the x term).
By trial and error or using factoring techniques, we find that the factors are (3x + 1) and (x - 1).
Therefore, the factored form of 3x² - 2x - 1 is:
(3x + 1)(x - 1).
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what is the volume of the figure below
18x12x13x5 divided by 1/2
Answer: is 28080
Step-by-step explanation:
The graph of a line on a coordinate plane has a slope of 12 and passes through the point (4,−3). What equation describes the line?
Answer:
y =12x -51
Step-by-step explanation:
slope = (y-y') / (x-x')
12 = (y- -3) / (x-4) = (y+3) / (x-4)
12*(x-4) = y+3
12x -48 = y+3
y =12x -51
An elevator has a maximum capacity of 950 pounds, and there must be an attendant working in the elevator at all times. A customer asks for the range of the number of people that the elevator can hold, not including the attendant. Assume that the average person weighs 155 pounds. Answer the customer's question. Include in your answer the equation or inequality that you used to find the solution.
Answer:
6 lol just do 155x 6 people
Answer:
the answer is 6 that's not including the attendant
Step-by-step explanation:
do 950/6 and that should help you sorry if this does not help you it is hard to explain. (I'm just not good at explaining)
Simplest form 816/10
The simplest form of 816/10 is 408/5
Please mark my answers as brainlist....
Need help will give brainliest and 5 stars! :)
To write the given equation in logarithmic form, we can use the definition of logarithms. The equation 10^m = w can be rewritten as a logarithm with base 10: log10(w) = m
How to write in log formThe general relationship between exponents and logarithms is as follows:
base^(exponent) = result
In logarithmic form, it's written as:
log_base(result) = exponent
For our given equation, 10^m = w, we have:
base = 10
exponent = m
result = w
Applying the general logarithmic relationship, we write:
log10(w) = m
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if joey trap has 2 million views and you go check him out how many views will he have no really go check him out 100 points just go look him up its not a joke
Answer:
lol done
Step-by-step explanation:
) 65 people were asked on the activities they engage in during their free time. The results showed that 23 visit national parks, 26 engage in cycling while 22 engage in swimming. Furthermore 9 engage in swimming and visit national parks, 9 engage in swimming only while 11 visit national parks only. How many engage in
i. Swimming and cycling
Answer:
Step-by-step explanation:
i am working on the assumption that nobody does all three of them
i got 4 because including the people that do swimming and park, the total number of people that do swimming is 22.
the same logic goes for cycling: including the people that do swimming and visit the national park, the total is 23.
so that means that find how many people do swimming and cycling, we have to add the people doing only swimming, with the people doing both swimming and park and then subtract that answer from 22 which gives you 4
i really need help!!!!!
there are like 5 questions.
Answer:
3
Step-by-step explanation:
The answer is three because u need to simply the fractions
what is the value of p?
Answer:
47 sorry if wrong
Step-by-step explanation:
Answer:
D. 43°
Step-by-step explanation:
Angle CAB = 180° - 133° = 47° (Angles on a Straight Line add up to 180°)
Angle ACB = 180° - 90° = 90° (Angles on a Straight Line add up to 180°)
Angle p or ABC = 180° - 90° - 47° = 43° (Angles in a Triangle add up to 180°)
A box with a hinged lid is to be made out of a rectangular piece of cardboard that measures 3 centimeters by 5 centimeters. Six squares will be cut from the cardboard: one square will be cut from each of the corners, and one square will be cut from the middle of each of the -5 centimeter sides . The remaining cardboard will be folded to form the box and its lid . Letting x represent the side-lengths (in centimeters) of the squares, to find the value of that maximizes the volume enclosed by this box. Then give the maximum volume. Round your responses to two decimal places.
Answer:
x = 0.53 cm
Maximum volume = 1.75 cm³
Step-by-step explanation:
Refer to the attached diagram:
The volume of the box is given by
\(V = Length \times Width \times Height \\\\\)
Let x denote the length of the sides of the square as shown in the diagram.
The width of the shaded region is given by
\(Width = 3 - 2x \\\\\)
The length of the shaded region is given by
\(Length = \frac{1}{2} (5 - 3x) \\\\\)
So, the volume of the box becomes,
\(V = \frac{1}{2} (5 - 3x) \times (3 - 2x) \times x \\\\V = \frac{1}{2} (5 - 3x) \times (3x - 2x^2) \\\\V = \frac{1}{2} (15x -10x^2 -9 x^2 + 6 x^3) \\\\V = \frac{1}{2} (6x^3 -19x^2 + 15x) \\\\\)
In order to maximize the volume enclosed by the box, take the derivative of volume and set it to zero.
\(\frac{dV}{dx} = 0 \\\\\frac{dV}{dx} = \frac{d}{dx} ( \frac{1}{2} (6x^3 -19x^2 + 15x)) \\\\\frac{dV}{dx} = \frac{1}{2} (18x^2 -38x + 15) \\\\\frac{dV}{dx} = \frac{1}{2} (18x^2 -38x + 15) \\\\0 = \frac{1}{2} (18x^2 -38x + 15) \\\\18x^2 -38x + 15 = 0 \\\\\)
We are left with a quadratic equation.
We may solve the quadratic equation using quadratic formula.
The quadratic formula is given by
\($x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}$\)
Where
\(a = 18 \\\\b = -38 \\\\c = 15 \\\\\)
\(x=\frac{-(-38)\pm\sqrt{(-38)^2-4(18)(15)}}{2(18)} \\\\x=\frac{38\pm\sqrt{(1444- 1080}}{36} \\\\x=\frac{38\pm\sqrt{(364}}{36} \\\\x=\frac{38\pm 19.078}{36} \\\\x=\frac{38 + 19.078}{36} \: or \: x=\frac{38 - 19.078}{36}\\\\x= 1.59 \: or \: x = 0.53 \\\\\)
Volume of the box at x= 1.59:
\(V = \frac{1}{2} (5 – 3(1.59)) \times (3 - 2(1.59)) \times (1.59) \\\\V = -0.03 \: cm^3 \\\\\)
Volume of the box at x= 0.53:
\(V = \frac{1}{2} (5 – 3(0.53)) \times (3 - 2(0.53)) \times (0.53) \\\\V = 1.75 \: cm^3\)
The volume of the box is maximized when x = 0.53 cm
Therefore,
x = 0.53 cm
Maximum volume = 1.75 cm³
Using the Cylinder in the picture, find the Lateral Area, the Area of a Single Base, and the TOTAL Surface Arhundredth)2 ft-9 ftLateral Area =Single Base Area =Surface Area =Blank 1:Blank 2:Blank 3:ft²ft²ft²
Explanation
We are given the following information:
\(\begin{gathered} Height\text{ }of\text{ }cylinder=9ft \\ Radius\text{ }of\text{ }circle=2ft \end{gathered}\)We are required to determine the following:
• The lateral area.
,• Single base area.
,• Surface area.
The lateral area can be calculated as:
\(\begin{gathered} Lateral\text{ }Area=2\pi rh \\ Lateral\text{ }Area=2\times\frac{22}{7}\times2\times9 \\ Lateral\text{ }Area=\frac{792}{7}=113.14\text{ }ft^2 \end{gathered}\)Hence, the lateral area is 113.14 ft².
The single base can be calculated as:
\(\begin{gathered} Area=\pi r^2 \\ Area=\frac{22}{7}\times2^2 \\ Area=\frac{88}{7}=12.57\text{ }ft^2 \end{gathered}\)Hence, the single base area is 12.57 ft².
Therefore, the surface area can be calculated as:
\(\begin{gathered} Surface\text{ }area=lateral\text{ }area+top\text{ }area+base\text{ }area \\ Surface\text{ }area=113.14+12.57+12.57 \\ Surface\text{ }area=138.28\text{ }ft^2 \end{gathered}\)Hence, the surface area is 138.28 ft².
12 is 58% of what number?
Also can you explain how to solve these problems?
Answer:
20.68976
Step-by-step explanation:
Convert the percentage into decimal :
58% = 0.58
0.58 × x = 12
Divide both sides by 0.58 :
x = 12÷0.58
x = 20.689655...
x = 20.68976
So the method to these types of question is to make the question into an equation by converting the percentage into a decimal, rearrange to make the unknown number the subject and solve .
Hope you understood and have a good day
W
Which triangle has 0 reflectional symmetries?
1
Next
Submit
Save and Exit
Answer:
Step-by-step explanation:
Must be the scalene triangles because they do not have a line of symmetry.
The sides of a scalene triangle are different measurements and there is no line along which you can fold the triangle and get a perfect overlapping.
I NEED help Zane is determining whether the given value of the variable is a solution of the equation.
13 + h = 21 for h = 9
What steps should Zane take? Check all that apply.
Substitute 9 for the variable h.
Substitute 21 for the variable h.
Simplify by adding 13 and 21.
Simplify by adding 13 and 9.
21 = 21, so 9 is a solution to the equation.
Answer:
a, d, f
Step-by-step explanation:
Answer:
A d and f
Step-by-step explanation:
I just did it
Perform the indicated operation.
6/8 - 3/8
Answer:
3/8
Step-by-step explanation:
(3/8) Since they have the same denominator, you can subtract the second numerator from the first so 6 minus 3 is 3. So 3/8
Answer: 3/8 is the correct answer
Lance is selling T-shirts for $10 each and hats for $12.50 each. He wants to earn at least $400 per week to cover his expenses. Which graph best represents the number of T-shirts and hats Lance should sell to meet his goal?
Answer:
Step-by-step explanation:
The diameter of a circle is 11 m. Find its area to the nearest whole number.
The area of the circle is 95 m² when the diameter of the circle is 11cm with the formula A=πr².
Given that,
The diameter of the circle is 11cm.
The area of the circle is what.
We know that,
What is the area of the circle?A circle's area is the area that it takes up in a two-dimensional plane. As an alternative, the area of a circle is the area included within the circle's perimeter. The formula for a circle's area is A = πr², where r is the circle's radius.
So,
A=πr²
Here r is radius that is diameter divided by 2.
r=11/2
So,
A=π(11/2)²
A=3.14(121/4)
A=3.14×30.25
A=94.985
Therefore, The area of the circle is 95 m² when the diameter of the circle is 11cm with the formula A=πr².
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14
What is the interquartile range of the data shown in the box plot?
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
10
16
12
The interquartile range of the data shown in the box plot is 10.
What is a range in a set of data?The range is the difference between the highest value and the lowest value of a given set of data.
We have,
Arrange the given data in order.
17 18 19 20 21 22 23 24 25 26, 27 28 29 30 31 32 33 34 35 36
The interquartile range is the difference between the upper half and the lower half.
The upper half = 31.5
The lower half = 21.5
The interquartile range.
= 31.5 - 21.5
= 10
Thus,
The interquartile range is 10.
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solve each rational equation. list excluded values
x+4/x+5=6/x^2+10+25
One month Eric rented 3 movies and 5 video games for a total of $34. The next month he rented 9 movies and 7 video games for a total of $56. Find the rental
cost for each movie and each video game.
Rental cost for each movie:
Rental cost for each video game:
G
O
G
movies 1.75 each
games 5.75 each