Triangles are one of the fundamental shapes in geometry, and knowing how to calculate their area is essential for a variety of applications. Whether you’re dealing with simple mathematics, ...

Spread the loveA right triangle is a type of triangle where one of the three angles measures exactly 90 degrees. This angle is often referred to as the “right angle.” Because right triangles are such ...

Revise how to calculate the area of a triangle. Learn how to calculate the triangle's area by first finding the area of a rectangle in this BBC Bitesize maths guide.

In this Maths article, learn how to calculate the area of a right-angled triangle.

To calculate the area of a triangle, we usually multiply the height by the length of the base of the triangle, then divide the result by two.

Solve the area of a triangle with our calculator. Learn the area formula and get accurate results quickly with step-by-step calculations.