Area: Rectangles,Squares, and Triangles

What is the area of a triangle with a base of 8 cm and a height of 5 cm?

• 15 cm²

• 20 cm²

• 25 cm²

• 30 cm²

How do you calculate the perimeter of a square?

• Perimeter = 4 × side

• Perimeter = 2 × (length + width)

• Perimeter = side × side

• Perimeter = 4 × (length + width)

If a rectangle has an area of 60 m² and a width of 5 m, what is the length?

• 10 m

• 12 m

• 14 m

• 15 m

What is the formula for the area of a triangle?

• Area = base × height

• Area = 1/2 × base × height

• Area = base + height

• Area = base × height × 2

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

• 10 cm

• 11 cm

• 12 cm

• 13 cm

What is the area of a square with a side length of 12 ft?

• 120 ft²

• 144 ft²

• 150 ft²

• 130 ft²

How do you find the area of a shaded region in a composite figure?

• Area of shaded region = Total area - Area of unshaded region

• Area of shaded region = Area of the largest shape - Area of the smallest shape

• Area of shaded region = Area of the figure divided by two

• Area of shaded region = Perimeter of the figure multiplied by height

What is the formula for the area of a square?

• Area = side × side

• Area = 4 × side

• Area = side + side

• Area = side ÷ side

What is the area of a rectangle with a length of 10 m and a width of 5 m?

• 30 m²

• 40 m²

• 50 m²

• 60 m²

What is the formula for the area of a rectangle?

• Area = length × width

• Area = length + width

• Area = length - width

• Area = length ÷ width