Question

two angle of atringle measure 60 &40 respectively .find the measure of the third angle all step​

Answer 1

Answer:

10 it will be the answer hope it will help you

Answer 2

Answer:

The total of three angles of a triangle is 180°

the first two angles are 60 and 40

> 60 + 40 + x = 180

> 100 + x = 180

> x = 180 - 100

> x = 80

therefore the third angle is 80°