Circle Circumference and Area

Circle Circumference and Area

7th Grade

10 Qs

quiz-placeholder

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Circle Circumference and Area

Circle Circumference and Area

Assessment

Passage

Mathematics

7th Grade

Medium

Created by

Aimee Norman

Used 4+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What are the formulas for finding the circumference of a circle?

C = Pi * r^2

C = Pi * d

C = 2 * Pi * r

C = Pi / d

C = Pi (r) (r)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does 'r squared' mean in the context of finding the area of a circle?

r divided by 2

2 times r

r times r

Pi times r

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between the diameter and the radius of a circle?

Radius is half the diameter

Diameter is double the radius

Diameter is half the radius

Radius is double the diameter

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

A = Pi * r

A = Pi * d^2

A = Pi * d

A = Pi * r^2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What common mistake do students make when learning how to find the area of a circle?

Using the diameter instead of the radius

Squaring the diameter instead of the radius

Thinking r squared is the same as 2 times r

Forgetting to multiply by Pi

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can the circumference formula be rewritten using the radius?

C = Pi * r

C = Pi * 2 * d

C = Pi * 2 * r

C = Pi / 2 * r

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the circumference of a circle if the radius is 8 meters?

50.24 meters

25.12 meters

200.96 meters

100.48 meters

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