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15 votes
15 votes
A circle has a radius of 8cm. What is the AREA? Use this formula - A = pi X radius squared.

User Tornic
by
2.9k points

1 Answer

21 votes
21 votes

Explanation:

The formula for the area of a circle:
A=\pi r^(2)

Given:

  • Radius = 8 cm

Substitute 8 for r (radius):


A=\pi 8^(2)

Solve:


A=\pi (64)


A=64\pi
or
201.062 cm^(2)
rounded.

User Nakamoto
by
3.0k points