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SLO Area and Circumference of a Circle

SLO Area and Circumference of a Circle

Assessment

Flashcard

Mathematics

7th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula for the circumference of a circle?

Back

C = 2πr or C = πd, where C is circumference, r is radius, and d is diameter.

2.

FLASHCARD QUESTION

Front

What is the formula for the area of a circle?

Back

A = πr², where A is area and r is radius.

3.

FLASHCARD QUESTION

Front

If the circumference of a circle is 25.12 inches, what is the diameter?

Back

Diameter = Circumference / π = 25.12 / 3.14 = 8 inches.

4.

FLASHCARD QUESTION

Front

What is the distance around a circle called?

Back

Circumference.

5.

FLASHCARD QUESTION

Front

What is the radius of a circle?

Back

The radius is the distance from the center of the circle to any point on its circumference.

6.

FLASHCARD QUESTION

Front

If a circle has a radius of 12 inches, what is its circumference?

Back

C = 2πr = 2 × 3.14 × 12 = 75.36 inches.

7.

FLASHCARD QUESTION

Front

What is the diameter of a circle if the radius is 5 inches?

Back

Diameter = 2 × radius = 2 × 5 = 10 inches.

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