Area and Perimeter Compound Shapes

Front

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

Back

Area = length × width.

Front

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

Back

Perimeter = 2 × (length + width).

Front

How do you find the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3.

Front

What is a compound shape?

Back

A compound shape is made up of two or more simple shapes.

Front

How do you find the area of a compound shape?

Back

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

Front

What is the importance of rounding in area and perimeter calculations?

Back

Rounding helps to simplify answers and make them easier to interpret.

Front

What is the formula for the area of a circle?

Back

Area = π × radius².

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 × π × radius.

Front

How do you find the perimeter of a compound shape?

Back

Add the lengths of all the outer sides of the shape.