Question

Answer these all questions fast.
it's very important.

Answer 1

1. you have to verify like i am giving one example of pentagonal prism same as it is you can also do for pentagonal pyramid like
V=10

F=7

E=15

V+F-E=2
it is verified.
2.no
3.6cm
4.1080degree
5. 120 degree,60degree
Hope this help you!!!!!!!