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3 votes
Find the area of the circle.

R=3ft

18.84 ft
113.04 ft
9.42 ft
28.26 ft
7.07 ft?

Find the area of the circle. R=3ft 18.84 ft 113.04 ft 9.42 ft 28.26 ft 7.07 ft?-example-1

2 Answers

1 vote

Answer:

28.26 ft²

Explanation:

The equation for the area of a circle is:

A = πr²

Plug in 3 for r:

A = π(3²) = 9π ≈ 28.27

The answer says 28.26, but it should be rounded to 28.27. I recommend pointing this out to your teacher!

User Nemikolh
by
7.4k points
5 votes

Answer:

28.26

Explanation:

The area of a circle is πr^2. So all you would do you be π times 3 to the power of 2 to get abour 28.26.

User Jiwan
by
8.5k points