1205 Problem Solving 5.4H

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What units are used to measure area?

Back

Common units include square meters (m²), square centimeters (cm²), and square feet (ft²).

Front

What is a square unit?

Back

A square unit is a unit of area that is equal to the area of a square with sides of one unit length.

Front

If a rectangle has a length of 5 cm and a width of 3 cm, what is its area?

Back

Area = 5 cm × 3 cm = 15 cm².

Front

What is the area of a wall that is 10 feet wide and 8 feet high?

Back

Area = 10 ft × 8 ft = 80 ft².

Front

What does it mean to find the remaining area?

Back

Finding the remaining area means calculating the area left after some part has been removed or used.

Front

If a wall has an area of 100 ft² and 30 ft² is painted, what is the area left unpainted?

Back

Remaining area = 100 ft² - 30 ft² = 70 ft².

Front

What is a composite shape?

Back

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