Question

In a right angled triangle if one angle is 45° then the measure of third angle is

Answer 1

Step-by-step explanation:

given that : In a right triangle ,

one angle is 90°

and given angle is 45°

let third angle be x°

90°+45°+x°=180°

=>135°+x°=180°

=>x=180°-135°

x=45°

third angle is 45°

the triangle is an Isosceles right angled triangle