216k views
19 votes
Find the area of this circle. Use 3 for 1.
A = 7r2
3 ft
[?] ft

Find the area of this circle. Use 3 for 1. A = 7r2 3 ft [?] ft-example-1
User Aldasa
by
7.2k points

1 Answer

4 votes

Answer:

27ft²

Explanation

Area of a circle = πr²

Given

radius r = 3 ft

Substitute r = 3 into the formula

A = π(3)²

A = 9π

A = 9(3)

A = 27ft²

User Pablo Santamaria
by
7.5k points