Area and Circumference of a Circle

What is the area of this circle?

• 82.13 m²

• 78.50 m²

• 314.16 m²

• 170.12 m²

What is the area of this circle?

• 1256.64

• 31.41

• 314.16

• 123.12

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

what is the area of a circle with the diameter of 10cm ?

• 66cm

• 78.5cm

• 66.5cm

• 10m

What is the area of a circle with a diameter of 10 cm ?

• 31.4 cm²

• 78.5 cm²

• 15.7 cm²

• 314 cm²

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

• = πr

• = 2πr

• = πd

• = πr²

What is the area of this circle?

• 82.13

• 78.54

• 314.16

• 170.12

What is the area of this circle? Round to the nearest hundredths.

• 82.13 m²

• 78.50 m²

• 314.16 m²

• 170.12 m²

Find the area of the circle, leaving your answer in terms of π

• 121π cm²

• 22π cm²

• 484π cm²

• 121π m²

Find the circumference of the circle.

• 31.4 cm

• 78.5 cm

• 314 cm

• 15.7 cm