Area & Circumference of Circles

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.HSG.C.A.2

What is the value of the radius of this circle?

• 18 in

• 36 in

• 9 in

• 8 in

Steven purchases a bowl. The diameter of the bowl is 14 cm.
What is the distance around the bowl?

• 21.98 cm
• 43.98 cm
• 87.96 cm
• 7 cm

Tags

CCSS.7.G.B.4

A ball has a circumference of 9.42 cm. What is the diameter?

• 29.5788 cm
• 59.1576 cm
• 3 cm
• 1.5 cm

Tags

CCSS.7.G.B.4

What is the value of the diameter?

• 8 cm

• 16 cm

• 10 cm

• 4 cm

A cruise ship has a large, circular window. It has a diameter of 6 meters. How many square meters of glass is the window made of?

• 31.25 m²

• 29.55 m²

• 30.36 m²

• 28.27 m²

Tags

CCSS.7.G.B.4

If you are going to paint the entire center circle of a basketball court, do you need to know the area or circumference of the circle?

• Area
• Circumference
• Neither

Tags

CCSS.7.G.B.4

The radius of a circle is 6.5 inches.

Find the circumference of the circle.

• 132.7 in

• 40.8 in

• 20.4 in

• 572.3 in

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 50.27 cm²

• 78.23 cm²

• 98.12 cm²

• 201.06 cm²

Tags

CCSS.7.G.B.4

What is the area of a circle with a diameter of 12cm?

• 452.39cm²
• 139.12cm²
• 113.1cm²
• 84.23cm²

Tags

CCSS.7.G.B.4