Area Flashcard

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width (Area = Length × Width).

Front

What is the area of a rectangle that is 4 units long and 5 units wide?

Back

20 square units (4 × 5 = 20).

Front

What is the area of a rectangle with a length of 7 cm and a width of 3 cm?

Back

21 cm² (7 × 3 = 21).

Front

If a rectangle has an area of 30 square units and a width of 5 units, what is its length?

Back

6 units (Length = Area ÷ Width, so 30 ÷ 5 = 6).

Front

What is the area of a square with sides of 4 units?

Back

16 square units (Area = Side × Side, so 4 × 4 = 16).

Front

What is the total area of two rectangles, one with an area of 10 sq. units and another with 15 sq. units?

Back

25 square units (10 + 15 = 25).

Front

What is the area of a rectangle that is 8 feet long and 2 feet wide?

Back

16 ft² (8 × 2 = 16).

Front

If a rectangle has an area of 12 square units and a length of 4 units, what is its width?

Back

3 units (Width = Area ÷ Length, so 12 ÷ 4 = 3).

Front

What is the area of a rectangle with a length of 10 cm and a width of 7 cm?

Back

70 cm² (10 × 7 = 70).