Area & Perimeter of Composite Figures

Front

What is the definition of perimeter?

Back

Perimeter is the total distance around the outside of a shape, calculated by adding the lengths of all its sides.

Front

How do you calculate the perimeter of a composite figure?

Back

To calculate the perimeter of a composite figure, add the lengths of all the outer sides of the figure.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated using the formula: Area = length × width.

Front

What is the formula for the area of a circle?

Back

The area of a circle is calculated using the formula: Area = π × radius².

Front

What is the value of π (pi) used in calculations?

Back

The value of π (pi) is approximately 3.14.

Front

How do you find the area of a composite figure?

Back

To find the area of a composite figure, divide it into simpler shapes, calculate the area of each shape, and then sum those areas.

Front

What is the formula for the area of a triangle?

Back

The area of a triangle is calculated using the formula: Area = (base × height) / 2.

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

If a circle has a radius of 7 inches, what is its area?

Back

Area = π × (7 in)² = 3.14 × 49 in² = 153.86 in².

Front

What is the perimeter of a rectangle with a length of 8 m and a width of 3 m?

Back

Perimeter = 2 × (length + width) = 2 × (8 m + 3 m) = 22 m.