Unit Plan
Texas Education Agency

Texas Gateway: Generalizing Proportions From Similar Figures

For Students 7th - 8th Standards
Given a pair of similar figures, including dilations, students will be able to generalize that the lengths of corresponding sides are proportional.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: My Book of Five

For Teachers K - 1st Standards
Students will be given double-sided counters/dots to complete this activity. They will take five counters in their cupped hands (or a cup), shake them around, pour them onto the desk. Next, they count how many counters are yellow and how...

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