A triangle is a closed shape with three sides and three vertices. The general formula to calculate the area of a triangle is half of the product of its base and height. Let’s explore the topic ...

The formula for calculating the area of a triangle is (length * height)/2. Thus, the syntax of the formula for finding the area of a triangle in Excel would become: ...

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.

Save guides, add subjects and pick up where you left off with your BBC account. To calculate the area of a rectangle you multiply the length by the width. A right-angled triangle is like half a ...