Solve for area - Common Core: 7th Grade Math

Card 0 of 2

Question

Calculate the area of the provided figure.

Answer

In order to solve this problem, we need to recall the area formula for a circle:

$A=r^2\pi$

Now that we have the correct formula, we can substitute in our known values and solve:

$A=12^2\pi$

$A=144\pi\textup{ in}^2$

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Question

Calculate the area of the provided figure.

Answer

In order to solve this problem, we need to recall the area formula for a circle:

$A=r^2\pi$

Now that we have the correct formula, we can substitute in our known values and solve:

$A=19^2\pi$

$A=361\pi\textup{ in}^2$

Compare your answer with the correct one above

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