Area of Polygons

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the area of a triangle with a base of 10 ft and a height of 5 ft?

Back

25 ft²

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the area of a rectangle with a length of 8 cm and a width of 4 cm?

Back

32 cm²

Front

What is the formula for the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height

Front

What is the area of a trapezoid with bases of 6 m and 4 m, and a height of 5 m?

Back

25 m²

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

What is the area of a parallelogram with a base of 10 m and a height of 4 m?

Back

40 m²

Front

What is the formula for the area of a circle?

Back

Area = π × radius²

Front

What is the area of a circle with a radius of 3 cm? (Use π ≈ 3.14)

Back

28.26 cm²