Faces, edges and vertices of 3D solids
Name: _____________________ Date: __________
Show your thinking with numbers, words, or a drawing.
1. How many edges does a triangular prism have?
2. How many vertices does a rectangular prism have?
3. How many faces does a cube have?
4. How many faces does a rectangular prism have?
5. How many edges does a cube have?
Answer key ยท Faces, edges and vertices of 3D solids
1. 9
A triangular prism has 5 faces, 9 edges and 6 vertices.
Count the edges: a triangular prism has 9 edges.
2. 8
A rectangular prism has 6 faces, 12 edges and 8 vertices.
Count the vertices: a rectangular prism has 8 vertices.
3. 6
A cube has 6 faces, 12 edges and 8 vertices.
Count the faces: a cube has 6 faces.
4. 6
A rectangular prism has 6 faces, 12 edges and 8 vertices.
Count the faces: a rectangular prism has 6 faces.
5. 12
A cube has 6 faces, 12 edges and 8 vertices.
Count the edges: a cube has 12 edges.
Try it together
Choose a question from the printable. Use objects or a drawing to show your thinking, then explain your method to someone at home.