Amazing Triangles

Seventh graders use the Geometers' Sketchpad to review triangles and quadrilaterals. They enlarge the figures using 2:1 and 3:1 ratios to determine if the sum of the angles changes. Students explain how to dilate triangles and quadrilaterals so that the angles and sides remain the same.

3 Views 3 Downloads
Resource Details

Grade
7th
Subjects
Math
2 more...
Resource Type
Lesson Plans
Duration
1 hr
Instructional Strategies
Skills Practice
1 more...
Usage Permissions
Fine Print
Included Materials - Join to Access
  • Project
  • Worksheet