MemberJune 22, 2023 at 5:15 pm::
(5)² + (12)² = (13)²
25 + 144 = 169
Pythagoras theorem States that in a right angled triangle the sum of square of the length of two sides of a triangle is always equal to the largest side/side opposite to right angle/longest side.
By inverse of Pythagoras we can conclude that
The given triangle is a right angled triangle