Area and Circumference of Circles

What is the name of the line that goes from one end of the circle to the other and crosses the center point?

• Area
• Diameter
• Circumference
• Radius

What is the radius of this circle?

• 18 in

• 36 in

• 9 in

Tags

CCSS.7.G.B.4

What is the diameter?

• 8

• 16

• 10

• 4

Tags

CCSS.7.G.B.4

The diameter of a circle is 12 cm. What is the radius?

• 12 cm

• 6 cm

• 24 cm

• 3 cm

The radius of a circle is 16 inches. What is the diameter?

• 8 inches

• 4 inches

• 32 inches

• 16 inches

_{Find the Circumference.}

• 15.7in

• 31.4 in

• 47.1 in

• 7.85 in

Find the area of the circle

• 56.52 inches squared

• 254.34 inches squared

• 1017.36 inches squared

• 113.04 inches squared

Tags

CCSS.7.G.B.4

Find the area of the circle below.

• 100 square cm

• 18.84 square cm

• 113.04 square cm

• 28.26 square cm

Tags

CCSS.7.G.B.4

what is the area of this semicircle ?

• 100.48 cm²

• 16 cm²

• 50.24 cm²

• 25.12 cm²

Tags

CCSS.7.G.B.4