Area & Composite Area of Figures

Front

What is the formula for finding 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 figure?

Back

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

Front

How do you calculate the area of a composite figure?

Back

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

Front

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

Back

Area = 4 cm × 4 cm = 16 cm².

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 circle with a radius of 3 cm?

Back

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

Front

How do you find the area of a parallelogram?

Back

Area = base × height.

Front

What is the area of a trapezoid with bases of 6 cm and 10 cm, and a height of 4 cm?

Back

Area = 1/2 × (base1 + base2) × height = 1/2 × (6 cm + 10 cm) × 4 cm = 32 cm².

Front

What is the area of a circle with a diameter of 10 cm?

Back

Area = π × (radius)² = π × (5 cm)² ≈ 78.54 cm².