Area 3rd Grade

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width.

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its area?

Back

50 sq. cm.

Front

What units are used to measure area?

Back

Square units (e.g., square centimeters, square inches, square feet).

Front

How do you convert square inches to square feet?

Back

Divide the area in square inches by 144 (since 1 sq. ft = 144 sq. in).

Front

What is the area of a square with a side length of 4 inches?

Back

16 in².

Front

If the area of a rectangle is 24 sq. ft and the width is 4 ft, what is the length?

Back

6 ft (Area = length × width, so length = Area / width).

Front

What is the area of a triangle with a base of 6 cm and a height of 3 cm?

Back

9 sq. cm (Area = 1/2 × base × height).

Front

How do you find the area of a parallelogram?

Back

Area = base × height.

Front

What is the area of a circle with a radius of 3 cm?

Back

28.27 sq. cm (Area = π × radius², using π ≈ 3.14).

Front

If a rectangle's area is 72 sq. in and its length is 12 in, what is its width?

Back

6 in (Width = Area / length).