Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 3 - No. 9)
What is the Pythagorean theorem primarily used for?
Finding the angles in any triangle
Calculating the area of a triangle
Finding the sides of a right-angled triangle
Calculating the volume of a cube
Explication
The Pythagorean theorem is used to find the sides of a right-angled triangle.