Area of a Circle from Radius

What is the area of this circle?

• 163.2

• 15.3

• 124.2

• 113.1

What is the area of this circle?

• 6082.12

• 1520.53

• 1893.14

• 1292.92

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

find the area of the circle below.

• 100 cm

• 225 cm

• 9 cm

• 28.26 cm

A cruise ship has a large, circular window. It has a diameter of 8 meters. What is the window's area?

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 50.27 m²

What is the area of this circle?

• 163.2

• 15.3

• 124.2

• 113.1

What is the radius of this circle?

• 18

• 10

• 9

• 8

What is the area of a circle with a radius of 21 ft?

• 1384.74 ft²

• 2142.12 ft²

• 434.08 ft²

• 1289.12 ft²

What is the area of the circle?

• 1017.36 in²

• 113.04 in²

• 56.52 in²

• 254.34 in²

What is the formula for area of a circle given the radius?

• A = πr

• A = 2πr

• A = πd

• A = πr²