Question

If ABC is right angled isosceles triangle and right angled at B. Find angle C.​

Answer 1

Answer:

∠A=90°

∠B=∠C (Give the triangle is isosceles)

In△ABC

∠A+∠B+∠C=180°

90+∠B+∠C=180°

∠B+∠C=90°

∠B+∠B=90°

2∠B=90°

Hence, ∠B=∠C=45°

Thank you!