Question

Assertion : ABC is an isosceles triangle right angled at C then AB2 = 2AC2. Reason: If in a triangle, 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.
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Answer 1

Answer:

We know that If in a triangle, 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. This is converse of Pythagoras theorem. ⇒ AB2 = 2AC2So, Assertion is also correct.