height. Alternatively, multiply the base length by the perpendicular height and then halve to find the area of a triangle. The base and the perpendicular height are at right angles to each other.

Explore the triangle area formula, its derivation, and practical examples to master this essential geometric concept effortlessly.

Learn how to find the angles in right-angled triangles with this BBC Bitesize Maths article. For students between the ages of 11 and 14.