yes
1 edge, no vertices
a shape with 7 vertices
There are 3 angles in a triangle.
A triangle - any triangle - has 3 sides.
A triangle has 3 vertices
yes
Eight.
It has 8 vertices.
Eight vertices.
what kind of pyramid?
1 edge, no vertices
Edges: 8 Vertices: 5
2 more
It has 8 vertices, 12 edges and 6 faces
Draw a square triangular prism (whatever the heck that's called) or maybe just draw a triangle 3D form. Sorry, I'm bad at explaining.
A pyramid with an n-sided base will have n + 1 vertices, n + 1 faces, and 2n edges. 5 vertices