Math Area of Circles

What is the area of this circle?

• 75.36 in²

• 113.04 in²

• 452.16 in²

• 1808.64 in²

What is the area of this circle?

• 153.86 in²

• 615.44 in²

• 38.465 in²

• 43.96 in²

What is the radius of this circle?

• 12 yd

• 24 yd

• 6 yd

• 18 yd

• 28.26 cm²

• 18.84 cm²

• 9.42 cm²

• 56.52 cm²

A circular railroad-crossing sign has a diameter of 30 inches. Which measurement is closest to the area of the sign in square inches?

• 94.2 sq in

• 188.4 sq in

• 706.5 sq in

• 286.6 sq in

• 43.96

• 153.86

• 87.82

• 307.72

Find the area of the circle A=π·r²

• 43.96

• 153.86

• 87.82

• 307.72

• 8322.13

• 1133.54

• 4536.46

• 1267.09

• F

• G

• H

• J

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04