Area and Perimeter Metric

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

• length + width

• length - width

• length / width

• length * width

Find the area of a rectangle with length 5 cm and width 8 cm.

• 30 cm²

• 13 cm²

• 40 cm²

• 56 cm²

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

• s + s + s + s

• 2s

• s * s

• 4s

Find the perimeter of a square with side length 10 cm.

• 30 cm

• 50 cm

• 40 cm

• 20 cm

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

• Perimeter = Side1 * Side2 * Side3

• Perimeter = Side1 - Side2 - Side3

• Perimeter = Side1 / Side2 / Side3

• Perimeter = Side1 + Side2 + Side3

Find the perimeter of a triangle with side lengths 6 cm, 8 cm, and 10 cm.

• 24 cm

• 22 cm

• 20 cm

• 18 cm

What is the formula to calculate the area of a triangle?

• base + height

• base - height

• base * height

• (base * height) / 2

Find the area of a triangle with base length 12 cm and height 5 cm.

• 24 cm^2

• 30 cm^2

• 10 cm^2

• 60 cm^2

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

• length^2 + width^2

• length + width

• length * width

• 2 * (length + width)

• 2 * length * width

Find the perimeter of a rectangle with length 12 cm and width 6 cm.

• 36 cm

• 24 cm

• 18 cm

• 30 cm