if m<1=140, what is m<3
m < 1 = 140m < 2 = 40m < 2 + 90 + m < 3 = 180..(total of angles in a triangle are 180)40 + 90 + <3 = 180130 + <3 = 180m < 3 = 180 - 130m < 3 = 50
I assure you the answer is 50!