Step-by-step explanation:
360 one gon 18 therefore 18*20=360
The cross section perpendicular to the base is a rectangle. The cross section parallel to the base is a pentagon similar to the pentagonal base. The solid is a cylinder.
You are right on the answer
Answer:
dsg
Step-by-step explanation:
Answer:
59
Step-by-step explanation:
2x+2 = 120 because they are vertical angles
2x = 118
x = 59