Question 1088492
(6x – 30)0, (5x + 70) 0, (4x) 0 and (3x – 30) 0.
They add to 360
Therefore, 18x+10=360
18x=350
x=19.44 deg
angle 1 is 86.67 deg
angle 2 is 167.22 deg
angle 3 is 77.78 deg
angle 4 is 28.33 deg