The answer is 13.69% I'm currently taking the test of Plato and this was correct for me.
Answer:
b= -1
Step-by-step explanation:
Graph the point and use the slope until you intercept the y-axis
Answer:
x=21 interior angle =150 exterior angle=210
Step-by-step explanation:
to find the angle rule=(n-2)×180
n is the number of sides in the polygon
(12-2)×180=1800
1800/12=150 (this is the interior angle)
7x+3=150
x=21
exterior angle = 360-150=210