## Do Now_On the Plane.docx - Section 1: Do Now

Do Now_On the Plane.docx
Do Now_On the Plane.docx

# On the Plane - Coordinate Geometry Proofs

Unit 4: Tremendous Triangles
Lesson 8 of 10

## Big Idea: Students will pair-up and brainstorm together to prove, using distance, slope and midpoint formulas, that triangles are isosceles and lines are perpendicular bisectors.

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85 minutes

### Stephanie Conklin

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