Question

Find the area of the circle. Leave your answer in terms of π.

the radius is 9 im not sure what i do just looking for the answer

Answer 1

81
`\pi`

Explanation:

A=
`\pi`r²

A=
`\pi`9²

A=81
`\pi`

Answer 2

254.47

Explanation:

the area of a circle can be found using the formula

pi(radius)^2

in your problem, the radius is 9. Plug it into the equation

pi(9)^2

9^2 is 81

81(pi)

pi is about 3.14

area is 254.47

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