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Geometry 4-8

Geometry 4-8 . Isosceles and Equilateral Triangles. Learning Targets. Students should be able to… Prove theorems about isosceles and equilateral triangles. Apply properties of isosceles and equilateral triangles. Warm-up. Homework Check. Homework Check. Homework Check. Vocabulary. A. B.

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Geometry 4-8

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  1. Geometry 4-8 Isosceles and Equilateral Triangles

  2. Learning Targets • Students should be able to… • Prove theorems about isosceles and equilateral triangles. • Apply properties of isosceles and equilateral triangles.

  3. Warm-up

  4. Homework Check

  5. Homework Check

  6. Homework Check

  7. Vocabulary A B C

  8. Vocabulary A B C A B C

  9. Vocabulary A B C A B C A B C

  10. Vocabulary A B C A B C A B C A B C

  11. Theorems A If 2 sides of a are congruent, then the angles opposite the sides are B C A If 2 angles of a are congruent, then the sides opposite the angles are B C

  12. Theorems A If a triangle is equilateral, then the triangle equiangular. Equilateral -> Equiangular B C A If a triangle is equiangular, then the triangle equilateral. Equiangular -> Equilateral B C

  13. Examples

  14. Examples

  15. Examples

  16. Examples

  17. Examples

  18. Examples

  19. Practice A WS if needed

  20. Practice A WS

  21. Practice A WS

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