Problem:
Draw each of the shapes named below and all the lines of symmetry in each.
1. a square
2. a rectangle
3. a regular pentagon
4. an equilateral triangle
Answer:
1. 2.

3. 4.

Teacher Notes:
A line of symmetry divides a figure into two congruent halves that are mirror images of each other9
9 Cavanagh, M. (2000). Math to know (p.455). Wilmington, MA: Great Source Education Group