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Review of Circles

Authored by Vera Sewell

Mathematics

7th Grade

CCSS covered

Used 11+ times

Review of Circles
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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the "formal" definition of pi?

22/7
3.1415926
the ratio of a circle's circumference to its diameter
the surface area of a sphere of diameter 22/7

Tags

CCSS.HSG.GMD.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula below would you use to find π?

C/d = π
C x d= π

Tags

CCSS.7.G.B.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

π is equal to circumference divided by _________________.

radius
diameter
area
itself

Tags

CCSS.7.G.B.4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The diameter of a circular pool is 24.8 feet and the circumference is 77.9 feet. What should you do to find π?

77.9 / 24.8

24.8 / 77.9

Tags

CCSS.HSG.GMD.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

π is a ratio.

It compares a circle's ____________

to its diameter.

radius

diameter

circumference

itself

Tags

CCSS.7.G.B.4

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

What is the circumference of this circle ? Type only number.

(a)  

Tags

CCSS.7.G.B.4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is the area of this circle?

163.2
15.3
124.2

113.04

Tags

CCSS.7.G.B.4

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