Area of composite shapes

Front

What is the area of a rectangle?

Back

Area = length × width.

Front

How do you find the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is a composite shape?

Back

A shape made up of two or more simple shapes.

Front

How do you calculate the area of a composite shape?

Back

Find the area of each simple shape and add them together.

Front

What is the formula for the area of a circle?

Back

Area = π × radius².

Front

What is the difference between radius and diameter?

Back

Radius is half the diameter; diameter is twice the radius.

Front

What units are used to measure area?

Back

Square units (e.g., cm², m², in²).

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 square with a side length of 4 m?

Back

Area = side × side = 4 m × 4 m = 16 m².

Front

How do you find the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height.