Area geometry

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

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

Back

Height = Area / base

Front

What is the area of a kite?

Back

Area = (d1 × d2) / 2, where d1 and d2 are the lengths of the diagonals.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the area of a square?

Back

Area = side × side

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its area?

Back

Area = 10 cm × 5 cm = 50 cm²

Front

What is the area of a triangle?

Back

Area = (base × height) / 2

Front

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

Back

Area = (8 cm × 5 cm) / 2 = 20 cm²

Front

What is the relationship between the area of a rectangle and the area of a square with the same side length?

Back

The area of the square is equal to the area of the rectangle if the rectangle's length and width are equal to the square's side length.

Front

What is the area of a circle?

Back

Area = π × radius²