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Completed geometry worksheet on angle pair proofs with colorful annotations and markers.

A worksheet titled "Proofs Using Special Angle Pairs" with handwritten geometric proofs and colorful markers on a wooden surface.

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Show Answer Key & Explanations Step-by-step solution for: How to Teach Geometry Proofs

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- Statement 1: ∠4 is a right angle. Justification: Given.
- Statement 2: ∠1 ≅ ∠2. Justification: Given.
- Statement 3: m∠4 = 90°. Justification: Definition of a right angle.
- Statement 4: m∠1 = m∠2. Justification: Definition of congruent angles.
- Statement 5: m∠1 + m∠6 = m∠4. Justification: Angle Addition Postulate (or Vertical Angles Theorem, as noted in the image).
- Statement 6: m∠2 + m∠6 = 90°. Justification: Substitution (from statements 4 and 5).
- Statement 7: ∠2 and ∠6 are complementary. Justification: Definition of complementary angles.

Parent Tip: Review the logic above to help your child master the concept of angle proofs worksheet.

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