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Circumference

Authored by Anthony Clark

Mathematics

7th Grade

CCSS covered

Circumference
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13 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If my diameter is 90cm, what is my circumference?

90π cm

180π cm

45π cm

56π cm

Tags

CCSS.7.G.B.4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the formula for finding the circumference of a circle?

C = r2

C = rd

A = π·r2

C = π·d

Tags

CCSS.7.G.B.4

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

What two formulas can you use to find the circumference?

C = π·d

C = π·r2

C = 2·π·r

C = d2

Tags

CCSS.7.G.B.4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does C represent in the formula: C = π·d

Pi

Circumference

Diameter

Area

Tags

CCSS.7.G.B.4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Circle A has a radius of 21 meters. What is its circumference?

131.88

65.94

207.05

103.53

Tags

CCSS.7.G.B.4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does d represent in the formula:

C = π·d

diameter

radius

pi

3.14

Tags

CCSS.7.G.B.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is CB?

diameter

center

circumference

radius

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