Answer:
13
Step-by-step explanation:
25 x 0.52 = 13
they are Divide 360 by the difference of the angle and 180 degrees. For the example, 360 divided by 15 equals 24, which is the number
of sides of the polygon. Divide 360 by the amount of the exterior angle to also find the number of sides of the polygon.
Answer:
40
Step-by-step explanation:
that angle it a full 180
and 1 side shows as 90
so do 90-50=40
to find midpoint, find the mean.
add the numbers together and divide by the amount of numbers there is:
10 + 20 = 30
30/2 = 15
15 is your answer
hope this helps