Area and Circumference of Circles Practice

What is/are the formula(s) to find the area of a circle?

• πr²

• 2πr

• √π

Tags

CCSS.7.G.B.4

The diameter of the face-off circle on an ice-hockey rink is 30 feet. Find its area.

• 675.6 ft²

• 29.67 ft²

• 545.8 ft²

• 706.5 ft²

Tags

CCSS.7.G.B.4

find the area of the circle below.

• 100 cm

• 225 cm

• 9 cm

• 28.26 cm

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 6082.12

• 1519.76

• 1893.14

• 1292.92

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 15393.8

• 1248.12

• 5930.12

• 3848.45

Tags

CCSS.7.G.B.4

Find the area of the circle

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

What is the radius?

• 18

• 72

• 38

• 14

Tags

CCSS.7.G.B.4

what is the area of a circle with the diameter of 16 cm ?

• 66 cm

• 200.96 cm

• 66.5 cm

• 10 m

Tags

CCSS.7.G.B.4

what is the area of a circle with the diameter of 14 cm ?

• 66 cm

• 154 cm

• 308 cm

• 1540 m

Tags

CCSS.7.G.B.4

How many square feet is the area of the pool?

• 693 ft²

• 346.5 ft

• 65.94 ft²

• 346.5 ft²

Tags

CCSS.7.G.B.4