Lesson Plan

Making Scale Drawings Using the Parallel Method

Curated and Reviewed by Lesson Planet

How many ways can you create a dilation? Many! Individuals strengthen their understanding of dilations by using various methods to create them. The new technique builds on pupils' understanding of the ratio method. Using the ratio, they find one point and then use lines parallel to the pre-image to create the dilated image. 

13 Views 3 Downloads
CCSS: Designed
Additional Tags
Instructional Ideas
  • Use graph paper so pupils can use slope to find the parallel line
Classroom Considerations
  • Pupils need a compass, ruler, and setsquare
  • Requires practice using a setsquare to create parallel lines
  • The third lesson in a 36-part series
Pros
  • Provides a detailed teacher guide with suggestions for scaffolding and questioning
  • Includes an opening activity and exit ticket
Cons
  • None