Area and Perimeter of Composite Shapes

Front

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

Back

The perimeter (P) of a rectangle is calculated using the formula P = 2(length + width).

Front

How do you calculate the area of a rectangle?

Back

The area (A) of a rectangle is calculated using the formula A = length × width.

Front

What is the formula for the perimeter of a triangle?

Back

The perimeter (P) of a triangle is calculated by adding the lengths of all three sides: P = side1 + side2 + side3.

Front

How do you find the area of a triangle?

Back

The area (A) of a triangle is calculated using the formula A = 1/2 × base × height.

Front

What is a composite shape?

Back

A composite shape is a shape that is made up of two or more simple shapes, such as rectangles, triangles, and circles.

Front

How do you calculate the perimeter of a composite shape?

Back

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

Front

What is the formula for the area of a circle?

Back

The area (A) of a circle is calculated using the formula A = π × radius².

Front

How do you calculate the circumference of a circle?

Back

The circumference (C) of a circle is calculated using the formula C = 2 × π × radius.

Front

What is the difference between perimeter and area?

Back

Perimeter is the total distance around a shape, while area is the amount of space inside a shape.

Front

What units are used to measure perimeter?

Back

Perimeter is measured in linear units, such as centimeters (cm), meters (m), or inches (in).