Mathematics for IGCSE & O level - Mensuration (Section 2 - No. 9)
How can you find the height of a triangle if you know its area and the length of the base?
Multiply the area by the base
Divide the area by the base and then multiply by 2
Divide the area by 2
Subtract the base from the area
Forklaring
Height = 2 * area / base