Mathematics

Area of Triangle

Calculate area of a triangle when base and height are known.

Area = ½ × base × height

Formula Explanation

The area is half the product of base and corresponding height.

Variables Explained

base = any side; height = perpendicular to that side.

Solved Example

Base = 10 cm, height = 6 cm. Area?
½ × 10 × 6 = 30 cm².

Exam Tip

Height must be perpendicular to the chosen base.