Circles Unit Assessment

Which would be needed to calculate the distance around a circular track?

• Area

• Circumference

• Volume

Which would be needed to calculate the total number of equally sized tiles on a circular floor?

• Area

• Circumference

• Volume

Which is needed to calculate the distance your car will go with one turn of the wheel?

• Area

• Circumference

• Volume

Find the circumference of a circle with a diameter of 12 inches. (Use π = 3.14)

• 24.56 inches

• 45.32 inches

• 10.5 inches

• 37.68 inches

Tags

CCSS.7.G.B.4

If the circumference of a circle is 31.4 cm, what is the radius? (Use π = 3.14)

• 20

• 10

• 5

• 15

Tags

CCSS.7.G.B.4

Determine the area of a circle with a radius of 8 m. (Use π = 3.14)

• 100.48 m^2

• 200.96 m^2

• 50.24 m^2

• 16.28 m^2

Tags

CCSS.7.G.B.4

What is the area of a circle with a diameter of 10 cm? (Use π = 3.14)

• 50.24 cm^2

• 15.7 cm^2

• 78.5 cm^2

• 31.4 cm^2

Tags

CCSS.7.G.B.4

A circular swimming pool has a circumference of 100 feet. What is the diameter of the pool? (Use π = 3.14)

• 31.85 feet

• 20 feet

• 50 feet

• 75 feet

Tags

CCSS.7.G.B.4

Identify the radius of a circle with a circumference of 18.84 cm. (Use π = 3.14)

• 9

• 12

• 6

• 3

Tags

CCSS.7.G.B.4

What is the diameter of a circle with a circumference of 31.4 cm? (Use π = 3.14)

• 10 cm

• 20 cm

• 15 cm

• 5 cm

Tags

CCSS.7.G.B.4