Question

Find the number of faces, edges and vertices in a prism whose base is a polygon of 7 sides.​

Answer 1

Answer: We know,

A prism whose base = n sides

The no. of faces=n+2

// // // edges =3n

// // // vertices=2n

Here n=8

ₒᵒₒ no. of faces=8+2=10

// // edges=3×8=24

// // vertices=2×8=16

Answer 2

Answer:

vertices = 3

edges=3

polygon=7

3+3+7=13