Mixed Review of Area, Circumference, Arc Length of a Circle

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

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

• 28 cm
• 43.98 cm
• 87.96 cm
• 7 cm

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5
• 9
• 8
• 6

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

• 31.25 m²
• 29.55 m²
• 30.36 m²
• 28.26 m²

Tags

CCSS.7.G.B.4

Does this picture show the diameter or radius of a circle?

• Diameter
• Radius

If you are given the diameter, how can you calculate the radius?

• Multiply the diameter by 2
• Divide the diameter by 2
• Add 2 to the diameter
• Subtract 2 from the diameter

What formula is this used for:
πr²

• Circumference 
• Area
• Surface Area
• Volume

Tags

CCSS.7.G.B.4

Radius 5 in
Find the area of the circle.

• 15.7 inches²
• 31.4 inches²
• 314 inches²
• 78.5 inches²

Diameter 14 inches
Find the area of a circle.

• 615.44 in²
• 153.86 in²
• 43.96 in²
• 87.92 in²

A bicycle tire has a diameter of 20 inches. How many inches is one full revolution of the wheel?  

• 31.4 in
• 1256 in
• 125.6 in
• 62.8 in

Tags

CCSS.7.G.B.4