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Practice problems for finding angle values and side lengths in triangles.

Geometry worksheet with triangle diagrams and problems involving angle measures and side lengths.

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Show Answer Key & Explanations Step-by-step solution for: 3-5 practice - Practice 3-5 Parallel Lines & Triangles Name Class ...

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1. a) 30°, b) 60°, c) 45°
2. a) 60°, b) 30°, c) 45°
3. a) x = 8, y = 8√3; b) x = 10, y = 5√3; c) x = 12, y = 6√3
4. a) 45°, b) 30°, c) 60°
5. a) 30°, b) 60°, c) 45°
6. a) 60°, b) 30°, c) 45°
7. a) 30°, b) 60°, c) 45°
8. a) 60°, b) 30°, c) 45°
9. a) 30°, b) 60°, c) 45°
10. a) 60°, b) 30°, c) 45°

Parent Tip: Review the logic above to help your child master the concept of parallel lines and triangles worksheet.

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