Question

Find m, given that the three angles of a triangle are (m+18), (2m+28) and (3m+47).

Answer 1

Explanation:

As all angles in a triangle add up to 180°

we can write:

(m+18)+(2m+28)+(3m+47) = 180

6m + 93 = 180

6m = 180 - 93

6m = 87

m = 87 / 6

m = 14.5