Answer:

no of faces=9

no. of edges=21

no. of vertices=14

Step-by-step explanation:

heptagonal prism from the word heptagon equal to 7 sides

no of faces=no. of side+2

no. of edges=no of sides×3

no of vertices=no of side×2

Answer:

No. of Faces = 9

No of Edges = 21

No of vertices = 14

*Photo from G o o g l e