Area and Perimeter - ET

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 calculate 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 the area of a compound figure?

Back

The area of a compound figure is the sum of the areas of its individual shapes.

Front

How do you find the perimeter of a compound figure?

Back

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

Front

What units are used to measure area?

Back

Square units (e.g., cm², m², un²).

Front

What units are used to measure perimeter?

Back

Linear units (e.g., cm, m, un).

Front

What is the area of a square?

Back

Area = side × side.

Front

What is the perimeter of a square?

Back

Perimeter = 4 × side.