1. Goal: Identify and name solid figures.

2. Keywords Polyhedron A solid formed by polygons Rectangular Pyramid
Triangular
Prism
Triangular
bases
Rectangular
base
The two bases of a prism
are congruent polygons
in parallel planes.

3. Keywords
Not Polyhedron
A solid with curved surfaces
Cone
Cylinder

4. 1. Identify and Name Polyhedra
It is a polyhedron.
The bases are triangles.
It is a triangular prism.
It is NOT a polyhedron.
The bases are circles.
It is a cylinder.

5. Parts of a Solid
edge
face
vertex

6. 2. Find Faces and Edges
a. Hexagonal pyramid
b. 7 faces, 12 edges c.

7. 3. Sketch a Polyhedron

8. Find the Circumference of a Circle
Yes; triangular; triangular prism
Yes; rectangular; rectangular pyramid
No; cone

9. Homework
9.1 pg. 477
17-32 all, even