Answer to #2 is 135
Set up a ratio of the angles A=x, B=3x
Add that up you get 4x and set that equal to 180
4x=180 divide by 4
X=45
B=3(45)
B=135
Answer to 3 is 29
Add the two angles up which would be
6x+6 and set it equal to 180
Subtract 6
6x=174
Divide by 6
X=29
