Area of Rectangles

If a rectangle has a width of 3 units and an area of 21 square units, what is its length?

• 5 units

• 6 units

• 7 units

• 8 units

If a rectangle has a length of 5 units and a width of 4 units, what is its area?

• 15 square units

• 20 square units

• 25 square units

• 18 square units

What is the area of a rectangle with a length of 4 units and a width of 6 units?

• 20 square units

• 22 square units

• 24 square units

• 26 square units

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

• 4 units

• 5 units

• 6 units

• 7 units

What happens to the area of a rectangle if both the length and width are doubled?

• The area becomes twice as large.

• The area becomes three times larger.

• The area becomes four times larger.

• The area remains the same.

If a rectangle has a length of 8 units and an area of 32 square units, what is its width?

• 2 units

• 4 units

• 6 units

• 8 units

What is the area of a rectangle with a length of 5 units and a width of 5 units?

• 20 square units

• 25 square units

• 30 square units

• 15 square units

If a rectangle has an area of 16 square units and a length of 4 units, what is its width?

• 2 units

• 4 units

• 6 units

• 8 units

What is the area of a rectangle with a length of 10 units and a width of 2 units?

• 15 square units

• 20 square units

• 25 square units

• 30 square units

If a rectangle has a length of 3 units and an area of 12 square units, what is its width?

• 2 units

• 3 units

• 4 units

• 5 units