Area of triangles, squares, rectangles and parallelograms

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

If a triangle has an area of 117 cm² and a base of 26 cm, what is the height?

Back

Height = 9 cm

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

If the area of a rectangle is 72 sq units and one side is 9 units, what is the other side?

Back

Other side = 8 units

Front

What is the formula for the area of a square?

Back

Area = side × side

Front

If the side of a square is 4 cm, what is its area?

Back

Area = 16 cm²

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

If a parallelogram has a base of 10 cm and a height of 5 cm, what is its area?

Back

Area = 50 cm²

Front

What is the area of a rectangle with a length of 8 cm and a width of 3 cm?

Back

Area = 24 cm²

Front

What is the area of a triangle with a base of 10 m and a height of 6 m?

Back

Area = 30 m²