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Musya8 [376]
3 years ago
14

11, 12, and 13 please help

Mathematics
1 answer:
castortr0y [4]3 years ago
5 0

Answer:11 is q2 12 is 3/4

Step-by-step explanation:

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Well, I have to write 20 words, so... I think this is enough.
Varvara68 [4.7K]
<h3>Answer: Choice D</h3><h3>m = n</h3><h3>b = sqrt(pi)*a</h3>

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Explanation:

Each circle has a radius of 'a'. So r = a.

The area of each circle is pi*r^2 = pi*a^2

The area of each square with side length b is b^2

The two stacks have the same volume only when the circle area is equal to the square area, so whenever pi*a^2 = b^2 is true.

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The stacks must also be the same height for the volumes to be the same, so m = n as well.

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3 years ago
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ICE Princess25 [194]

Answer:

20

Step-by-step explanation:

f = 2f - 20

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f = 20

7 0
3 years ago
Convert the equation to the standard form for a parabola by completing the square on x or y as appropriate. x2 + 4x + 8y + 36 =
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3 years ago
Mark buys a wooden board that is 7 1/2 feet long. The cost of the board is $0.50 per foot, including tax. What is the total cost
artcher [175]

Answer:

Total cost of Mark's board is $3.75.

Step-by-step explanation:

We are given the following in the question:

Length of wooden board =

=7\dfrac{1}{2}\text{ foot}

Unit cost of board = $0.50 per foot

Total cost of board =

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Thus, total cost of Mark's board is $3.75.

7 0
3 years ago
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