Perimeter

Perimeter

Assessment

Flashcard

Mathematics

3rd Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula for calculating the perimeter of a triangle?

Back

The perimeter of a triangle is calculated by adding the lengths of all three sides: P = a + b + c.

2.

FLASHCARD QUESTION

Front

How do you calculate the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated using the formula: P = 2(length + width).

3.

FLASHCARD QUESTION

Front

What is the perimeter of a square with a side length of 5cm?

Back

The perimeter of a square is calculated as P = 4 * side length. For a side length of 5cm, P = 4 * 5 = 20cm.

4.

FLASHCARD QUESTION

Front

What is the perimeter of an equilateral triangle with each side measuring 12cm?

Back

The perimeter is calculated as P = 3 * side length. For a side length of 12cm, P = 3 * 12 = 36cm.

5.

FLASHCARD QUESTION

Front

How do you find the perimeter of a trapezoid?

Back

The perimeter of a trapezoid is found by adding the lengths of all four sides: P = a + b + c + d.

6.

FLASHCARD QUESTION

Front

What is the perimeter of a rectangular swimming pool with a length of 20m and a width of 7m?

Back

Using the formula P = 2(length + width), the perimeter is P = 2(20 + 7) = 54m.

7.

FLASHCARD QUESTION

Front

What is the perimeter of a rectangular picture frame with a length of 18in and a width of 4in?

Back

Using the formula P = 2(length + width), the perimeter is P = 2(18 + 4) = 44in.

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