Area and Circumference of Circles

Area and Circumference of Circles

Assessment

Flashcard

Mathematics

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is circumference?

Back

The distance around a circle.

2.

FLASHCARD QUESTION

Front

What is the area of a circle with a radius of 5 cm?

Back

78.54 cm² (Area = πr², where r = 5 cm)

3.

FLASHCARD QUESTION

Front

If the diameter of a circle is 10 cm, what is the circumference?

Back

31.42 cm (Circumference = πd, where d = 10 cm)

4.

FLASHCARD QUESTION

Front

What is the radius of a circle?

Back

A line from the center point to the edge of the circle.

5.

FLASHCARD QUESTION

Front

What is the formula for the area of a circle?

Back

Area = πr², where r is the radius.

6.

FLASHCARD QUESTION

Front

What is the formula for the circumference of a circle?

Back

Circumference = πd, where d is the diameter.

7.

FLASHCARD QUESTION

Front

If the radius of a circle is 7 cm, what is the area?

Back

153.94 cm² (Area = πr², where r = 7 cm)

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