Area of Circles

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?

• 63.585 ft²

• 68.345 ft²

• 64.585 ft²

• 61.345 ft²

Tags

CCSS.7.G.B.4

what is the area of this semicircle ?
d = 8 cm 

• 100.48 cm²

• 80 cm²

• 200.96 cm²

• 25.12 cm²

Tags

CCSS.7.G.B.4

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

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

What is the area of this circle? (use 3.14 for π)

• 163.2

• 15.3

• 124.2

• 113.04

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

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

• A = πr

• A = 2πr

• A = πd

• A = πr²

Tags

CCSS.7.G.B.4

• 100 cm

• 225 cm

• 9 cm

• 28.26 cm

Tags

CCSS.7.G.B.4

Find the area of the circle, round to nearest tenth:
r = 12 in

• 452.2 in²

• 45.2 in²

• 113.0 in

• 450 in²

Tags

CCSS.7.G.B.4