Triangles

This section contains 3 topics with 9 practice problems and 9 flashcards. Each topic includes comprehensive written notes, worked examples with detailed solutions, and interactive lessons for hands-on practice.

Topics Covered

• Triangle Angle Sum Theorem — The sum of angles in a triangle
• Congruent Triangles — SSS, SAS, ASA, AAS, and HL theorems
• Pythagorean Theorem — Relationships in right triangles

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