Question

one of the angles of a triangle is equal to the sum of the pther two find the measure of this angle​

Answer 1

It is right angle triangle

Step-by-step explanation:

Let in traiangle ABC Angle A. = B+C……………(1)

we know that in ∆ ABC

A+B+C=180°………………………………..(2)

Putting. B+C =A from eqn. (1)

A+A = 180°

or. 2A = 180°

or. A. = 90°.