Circumference and Area of Circles

Jayne has a very large circular lollipop that has a circumference of 25.12 inches. What would the diameter of Jayne’s lollipop be? Use π = 3.14.

• 4 in.

• 8 in.

• 12 in.

• 16 in.

Tags

CCSS.7.G.B.4

What is circumference?

• The distance around a circle.

• The space inside the circle.

• A line from side to side passing through the center.

• A line from the center to the side.

The circumference is 62.8 inches.  What is the radius?

• 20 inches

• 10 inches

• 6.28 inches

• 31.4 inches

Tags

CCSS.7.G.B.4

What is the area of a circle?

• The distance around a circle.

• The space inside the circle.

• A line from side to side passing through the center.

• A line from the center to the side.

Find the circumference of the circle

• 87.82

• 153.86

• 43.96

• 307.72

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 1256.64

• 31.41

• 314.16

• 123.12

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 15393.8

• 1248.12

• 5930.12

• 3848.45

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 50.27

• 78.23

• 98.12

• 201.06

Tags

CCSS.7.G.B.4

Find the circumference (to the nearest whole number)

• 88 in

• 44 in

• 116 square in

• None of the above

Tags

CCSS.7.G.B.4

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

• 28 cm

• 43.96 cm

• 87.96 cm

• 7 cm

Tags

CCSS.7.G.B.4