Question

prove that " In a triangle it the square
one side is equal to the sum of the square
of the two sides then the triangle is a
right angled triangle​

Answer 1

Answer:

Proof of Right Angle Triangle Theorem

Theorem:In a triangle, if square of one side is equal to the sum of the squares of the other two sides, then the angle opposite the first side is a right angle. Hence the theorem is proved. Also, read: Pythagoras Theorem.