Question

Determine the measure of each of the equal angles of a right-angled isosceles triangle.

OR

ABC is a right-angled triangle in which ∠A = 90° and AB = AC. Find ∠B and ∠C.

Answer 1

Given to determine the measure of each of the equal angles of right – angled isosceles triangle

Consider on a right – angled isosceles triangle ABC such that

[Angles opposite to equal sides are equal]

Now,

Hence, the measure of each of the equal angles of a right-angled isosceles triangle is 45°