Geometry Circle Review Area, Circumference

What is the diameter?

• 8

• 16

• 10

• 4

Tags

CCSS.7.G.B.4

What is the circumference?

• 48

• 96

• 24

• 18

Tags

CCSS.7.G.B.4

What is the circumference?

• 36

• 18π

• 108π

• 36π

Tags

CCSS.7.G.B.4

Diameter 13.5 in
Find the circumference of the circle.

• 84.79 in

• 42.39 in

• 21.195 in

• 572.265 in 

Tags

CCSS.7.G.B.4

South Star Bank is having a stained glass window installed on their front door. Approximately how much glass will be needed to create the stained glass window? Use 3.14 for π.

Mathematical Equivalence

ON

Tags

CCSS.7.G.B.4

What is the area of a circle with radius of 10 in?

HINT: USE 3.14 FOR PI.

A = r x r x pi

Mathematical Equivalence

ON

Tags

CCSS.7.G.B.4

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

Tags

CCSS.7.G.B.4

Other than the formula C=πd what is another formula for circumference of a circle?

• C=2π

• C=2πr

• C=πr²

• C=πd²

Tags

CCSS.7.G.B.4

If the problem ask you to find the distance around a circle, which formula should you use?

• r = 1/2d

• d = 2r

• C = πd

• A = πr²

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 cm 

• 37.68 cm

• 24 cm

• 68.4 cm

Tags

CCSS.7.G.B.4