Geometry and Numbers

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

• length + width

• 2 * length * width

• 2 * (length + width)

• 2 * (length - width)

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

• 10 cm^2

• 30 cm^2

• 25 cm^2

• 20 cm^2

Express 3/4 as a decimal.

• 1.25

• 0.75

• 0.5

• 0.25

Calculate the perimeter of a rectangle with length 8 cm and width 4 cm.

• 12 cm

• 16 cm

• 24 cm

• 32 cm

What is the formula to find the area of a square?

• Area = side length squared (A = s^2)

• Area = side length divided by 2 (A = s/2)

• Area = 2 * side length (A = 2s)

• Area = side length cubed (A = s^3)

If a rectangle has a length of 10 cm and width of 3 cm, what is its area?

• 30 square cm

• 6 square cm

• 12 square cm

• 25 square cm

Convert 0.6 into a fraction.

• 4/5

• 5/6

• 3/5

• 2/3

Find the perimeter of a square with a side length of 6 cm.

• The perimeter of the square is 18 cm.

• The perimeter of the square is 24 cm.

• The perimeter of the square is 30 cm.

• The perimeter of the square is 36 cm.

If a square has an area of 49 sq units, what is the length of one side?

• 7

• 8

• 9

• 6

Express 5/8 as a decimal.

• 0.55

• 0.75

• 0.625

• 0.85