Circumference quiz Mrs. Johnson’s class

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4

what is the circumference of this circle ? Use 3.14 for pi.

• 3.14 cm 

• 37.68 cm

• 24 cm

• 68.4 cm

Tags

CCSS.7.G.B.4

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft
• 42 ft
• 65.94 ft
• 131.95 ft

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 12.5 mm . Use 3.14 for pi.

• 37.68mm

• 18.84mm

• 78.5mm

• none of the above

Tags

CCSS.7.G.B.4

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

• 56.25 ft
• 246.2 ft
• 365.56 ft
• 392.5 ft

Tags

CCSS.7.G.B.4

Find the exact circumference of a circle with radius of 9 inches.

• 9 π in

• 18 π in

• 81 π in

• 36 π in

Tags

CCSS.7.G.B.4

Find the exact circumference of a circle with diameter of 20 inches.

• 40 π in

• 100 π in

• 10 π in

• 20 π in

Tags

CCSS.7.G.B.4

Given the circumference of a circle is 16 π cm, what is the radius?

• 8 cm

• 16 cm

• 8 π cm

• 4 cm

Tags

CCSS.7.G.B.4

What is the exact circumference? (in terms of pi)

Tags

CCSS.7.G.B.4

What is the exact circumference? (in terms of pi)

Tags

CCSS.7.G.B.4