Area of Composite Shapes

Front

What is the formula for 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 find the area of a rectangle?

Back

Area = length × width

Front

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

Back

Area = 4 cm × 4 cm = 16 cm²

Front

What is the base and height of a triangle?

Back

Base is the bottom side, and height is the perpendicular distance from the base to the opposite vertex.

Front

How do you calculate the area of a composite shape?

Back

Find the area of each simple shape and then sum them up.

Front

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

Back

Area = π × radius² = π × (3 cm)² ≈ 28.27 cm²

Front

What is the area of a parallelogram?

Back

Area = base × height

Front

What is the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height

Front

What is the unit of area?

Back

Square units (e.g., cm², m², in²) are used to measure area.