Question

Find out the value of m and the three angles
if the angles in a triangle are m - 40, m-
20, m + 60.
Value of m

Answer 1

Answer:

(m-40) + (m-20) + (m+60) = 180

m-40+m-20+m+60=180

3m-60+60=180

3m=180

m=60