3rd Grade Perimeter

3rd Grade Perimeter

Assessment

Flashcard

Mathematics

3rd Grade

Easy

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the perimeter?

Back

The perimeter is the total distance around the outside of a shape.

2.

FLASHCARD QUESTION

Front

What is the formula to calculate the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated by adding the lengths of all four sides or using the formula: P = 2(length + width).

3.

FLASHCARD QUESTION

Front

If a square has a side length of 5 cm, what is its perimeter?

Back

The perimeter of a square is calculated by P = 4 × side length. So, P = 4 × 5 cm = 20 cm.

4.

FLASHCARD QUESTION

Front

What is the perimeter of a rectangle that is 10 cm long and 5 cm wide?

Back

P = 2(length + width) = 2(10 cm + 5 cm) = 30 cm.

5.

FLASHCARD QUESTION

Front

What is the perimeter of a square with a side length of 6 feet?

Back

P = 4 × side length = 4 × 6 feet = 24 feet.

6.

FLASHCARD QUESTION

Front

If the perimeter of a shape is 40 cm, what could be the lengths of the sides?

Back

Possible lengths could be 10 cm, 10 cm, 10 cm, and 10 cm for a square, or other combinations that add up to 40 cm.

7.

FLASHCARD QUESTION

Front

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

Back

P = 3 cm + 4 cm + 5 cm = 12 cm.

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