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0:20 — Anatomy of a proof two-column structure + reason types
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Classroom Contents
How to Write Geometry Proofs: A Step-by-Step Guide for Beginners
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- 1 0:20 — Anatomy of a proof two-column structure + reason types
- 2 0:47 — 4 foundational rules: Diagram ≠ Evidence; Equality vs Congruence
- 3 3:49 — Reason bank starter list you can cite
- 4 4:59 — Goal tree: How to pick your next step backward planning
- 5 5:57 — Algebraic proof your training wheels
- 6 7:41 — Segment addition proof
- 7 9:19 — Midpoint proof
- 8 10:04 — Angle bisector proof
- 9 11:12 — Linear pair proof
- 10 12:00 — The anchor proof solved midpoint + algebra, line by line
- 11 13:43 — Same proof, flowchart and paragraph formats
