Area of Composite Figures

Front

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

Back

Area = length × width

Front

What is the formula for calculating the area of a circle?

Back

Area = π × radius² (Use 3.14 for π)

Front

How do you calculate the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is a composite figure?

Back

A composite figure is a shape made up of two or more simple shapes.

Front

How do you find the area of a composite figure?

Back

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

Front

What is the area of a circle with a radius of 5 cm? (Use 3.14 for π)

Back

Area = 3.14 × (5)² = 78.5 cm²

Front

Calculate the area of a rectangle with a length of 10 cm and a width of 4 cm.

Back

Area = 10 cm × 4 cm = 40 cm²

Front

What is the area of a triangle with a base of 8 cm and a height of 5 cm?

Back

Area = 1/2 × 8 cm × 5 cm = 20 cm²

Front

If a circle has a diameter of 10 cm, what is its area? (Use 3.14 for π)

Back

Radius = 5 cm; Area = 3.14 × (5)² = 78.5 cm²

Front

What is the area of a square with a side length of 6 cm?

Back

Area = side × side = 6 cm × 6 cm = 36 cm²