Finding Area of Circles

what is the formula for finding the area of a circle, A = ?

• 2r

• πr2

• 2πr

Find the area of a circle with a diameter of 6 inches.

A circle has a radius of 9. What is it's area?

• 63.62

• 245.74

• 254.47

• 1017.88

Bob has a pool with a radius of 15 feet. what is it's area?

• 706.86

• 176.71

• 225

• 167.17

Select the correct formula for finding area of a circle

• l x w

• b x h

What is the formula to find the area of a circle? ​ (a)  

Select the correct formula for finding area of a circle

(a)  

• l x w

• b x h

Find the area of the circle.

• 16.7 cm²

• 18.7 cm²

• 12.6 cm²

• 10.2 cm²

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

Find the area of the circle.

• 56.52 in²

• 254.34 in²

• 1017.36 in²

• 113.04 in²