Area of Parallelograms, Triangles, and Trapezoids

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

What is the formula for the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height

Front

If the base of a parallelogram is 10 inches and the height is 6 inches, what is the area?

Back

60 in²

Front

If the base of a triangle is 8 cm and the height is 5 cm, what is the area?

Back

20 cm²

Front

If a trapezoid has bases of 10 m and 14 m, and a height of 5 m, what is the area?

Back

60 m²

Front

What is the area of a parallelogram with a base of 12 feet and a height of 10 feet?

Back

120 ft²

Front

What is the area of a triangle with a base of 9 inches and a height of 4 inches?

Back

18 in²

Front

If the area of a trapezoid is 30 m² and the height is 3 m, what is the average length of the bases?

Back

20 m

Front

What is the height of a parallelogram if the area is 48 ft² and the base is 8 ft?

Back

6 ft