Real World Area and Circumference Flashcard

Real World Area and Circumference Flashcard

Assessment

Flashcard

Mathematics

6th - 8th Grade

Hard

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16 questions

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1.

FLASHCARD QUESTION

Front

What is the formula to calculate the circumference of a circle?

Back

Circumference = π × diameter or Circumference = 2 × π × radius.

2.

FLASHCARD QUESTION

Front

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

Back

Circumference = π × 10 cm ≈ 31.42 cm.

3.

FLASHCARD QUESTION

Front

What is the relationship between diameter and radius?

Back

The radius is half of the diameter. Radius = diameter / 2.

4.

FLASHCARD QUESTION

Front

How do you calculate the area of a circle?

Back

Area = π × radius².

5.

FLASHCARD QUESTION

Front

If the radius of a circle is 5 m, what is its area?

Back

Area = π × (5 m)² ≈ 78.54 m².

6.

FLASHCARD QUESTION

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2 × (length + breadth).

7.

FLASHCARD QUESTION

Front

If a rectangle has a length of 8 m and a breadth of 3 m, what is its perimeter?

Back

Perimeter = 2 × (8 m + 3 m) = 22 m.

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