Question

In a triangle ABC, if angle A=
= angle B + angle C, then prove
that triangle ABC is a
right triangle​​

Answer 1

Step-by-step explanation:

I hope that this would help you and Mark me as the brainliest also follow me plz I want followers

Answer 2

Answer:

hi here is ua answer....

*In triangle ABC, Let angle A be x and angle B +C =A (given) Angle

Sum of a triangle is 180°

A +B+C=180° B+C=180°-A

It is given that B+C=A

Therefore we can write B+C as A which means,

A=180°-A

A+A =180°

2A=180°

A=180-2=90°

ANGLE A =90°

hope it helps u...

mark brainliest ...

by the way u look beautiful dear.....