Area of Parallelograms & Triangles

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

If the base of a parallelogram is 10 inches and the height is 8 inches, what is the area?

Back

80 square inches

Front

If the base of a triangle is 6 meters and the height is 4 meters, what is the area?

Back

12 square meters

Front

What units are used to measure area?

Back

Square units (e.g., square inches, square meters, square feet)

Front

How do you find the height of a parallelogram if you know the area and the base?

Back

Height = Area ÷ base

Front

What is the area of a parallelogram with a base of 5 meters and a height of 9 meters?

Back

45 square meters

Front

What is the area of a triangle with a base of 10 feet and a height of 3 feet?

Back

15 square feet

Front

If a parallelogram has an area of 60 square feet and a base of 12 feet, what is the height?

Back

Height = 60 ÷ 12 = 5 feet

Front

What is the relationship between the area of a triangle and a parallelogram with the same base and height?

Back

The area of the triangle is half the area of the parallelogram.