Answer:
n = 20.
Step-by-step explanation:
The external angles of a polygon add up to 360 degrees. So:
30 + 42 + 16(n - 2) = 360 where n is the number of sides of the polygon.
16n + 30 + 42 - 32 = 360
16n + 40 = 360
16n = 320
n = 20.
The answer is boxed in. follow the arrows.
Ok so you would just take the two fractions and simply if needed and that the answer!
Answer:
15
Step-by-step explanation:
hope this helps
