Area of Polygons Review

Front

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

Back

Area = length × width

Front

If a rectangle has a length of 5 cm and a width of 3 cm, what is its area?

Back

15 cm²

Front

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

Back

Area = 1/2 × base × height

Front

If a triangle has a base of 10 in and a height of 6 in, what is its area?

Back

30 in²

Front

What is the area of a square with a side length of 4 m?

Back

16 m²

Front

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

Back

Area = base × height

Front

If a parallelogram has a base of 8 ft and a height of 5 ft, what is its area?

Back

40 ft²

Front

What is the area of a circle with a radius of 3 cm?

Back

28.27 cm² (using π ≈ 3.14)

Front

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

Back

Area = 1/2 × (base1 + base2) × height

Front

If a trapezoid has bases of 6 m and 4 m, and a height of 5 m, what is its area?

Back

25 m²