Circumference and Area of Circles

If the diameter of a circle is 4, what is the radius?

• 4

• 2π

• 4π

• 2

Tags

CCSS.7.G.B.4

If r = 4, d = ?

• 4

• 2

• 8

• 8π

Tags

CCSS.7.G.B.4

What is the diameter of the circle in the image?

• 10

• 20π

• 20

• 100

Tags

CCSS.7.G.B.4

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's approximate circumference?

• 3 m 
• 9.42 m
• 12 m
• 18.84 m

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

Find the area of the circle

• 56.52
• 254.34
• 1017.36
• 113.04

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?

• 82.13
• 78.5
• 314.16
• 170.12

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a diameter of 11 millimeters.

• 34.6 mm
• 30 mm
• 25.3 mm
• 34.54 mm

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