Circumference of a Circle

What is the circumference of this circle?

• 18.84

• 21.12

• 37.68

• 47.10

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68mm

• 18.84mm

• 78.5mm

• none of the above

Tags

CCSS.7.G.B.4

What is the circumference of the circle? (Circumference = pi x diamter)

• 52.56

• 21.25

• 18.84

• 6.28

Tags

CCSS.7.G.B.4

What is the circumference of this circle?

• 37.68

• 6.28

• 21.25

• 18.84

Tags

CCSS.7.G.B.4

Mia's bike has wheels with 14 inch diameters. What is the circumference of each wheel?

• 6.28

• 34.54

• 43.96

• 28.26

Tags

CCSS.7.G.B.4

A dinner plate has a radius of 6 centimeters. What is the circumference?

• 6.28

• 18.84

• 37.68

• 43.96

Tags

CCSS.7.G.B.4

What is the circumference of a pizza with a 10-inch diameter?

• 31.40

• 28.26

• 25.12

• 18.86

Tags

CCSS.7.G.B.4

In words, describe this formula

• The area of a circle is equal to pi times the radius squared

• The circumference of a circle is equal to the pi times the diameter.

• The circumference of a circle is equal to pi times the radius squared

• The area of a circle is equal to pi times the diameter

Tags

CCSS.7.G.B.4

Find Circumference.

• 87.92 cm

• 43.96 cm

• 21.98 cm

• 3.14 cm

Tags

CCSS.7.G.B.4

A circle has a diameter of 17 inches. What is the circumference?

• 106.76 inches

• 53.38 inches

• 907.46 inches

• 34 inches

Tags

CCSS.7.G.B.4