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Circles

Authored by Jacelyn Deibler

Mathematics

7th Grade

Used 2+ times

Circles
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10 questions

Show all answers

1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

The red line is...

(a)  

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

The purple line is...

(a)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the formula for the circumference of a circle?

C=πrC=\pi r

C=2πdC=2\pi d

C=2πrC=2\pi r

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the formula for area of a circle?

A=πr22A=\frac{\pi r^2}{2}

A=πr2A=\pi r^2

A=πd2A=\pi d^2

A=2πr2A=2\pi r^2

5.

FILL IN THE BLANKS QUESTION

45 sec • 2 pts

If the diameter of a circle is 32 inches, the radius is:

(a)  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the radius of a circle is 12 cm, then the diameter is...

6 cm

8 cm

36 cm

24 cm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Find the circumference of the circle

29.12 in229.12\ in^2

21.98 in221.98\ in^2

10.99 in210.99\ in^2

43.46 in243.46\ in^2

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