Circumference and Area of Circle

What is the radius of this circle?

• 20

• 10

• 40

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 50.27

• 78.23

• 98.12

• 201.06

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59

• 113.1

• 19.81

• 28.27

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 of this circle?

• 12cm

• 6cm

• 24cm

• 3cm

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

• 43.96

• 153.86

• 87.82

• 307.72

Tags

CCSS.7.G.B.4

• 100 cm

• 225 cm

• 9 cm

• 28.26 cm

Tags

CCSS.7.G.B.4

• 31.4 cm²

• 78.5 cm²

• 15.7 cm²

• 314 cm²

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