1. 3/9/2016 Geometry 1 Classifying Triangles Free powerpoints at http://www.worldofteaching.comhttp://www.worldofteaching.com

2. Student Expectation 6 th Grade: 6.3.6B Identify relationships involving angles in triangles and quadrilaterals. 7 th Grade: 7.3.6B Use properties to classify triangles and quadrilaterals. 3/9/2016 Geometry 2

3. 3/9/2016 Geometry 3 Two Ways to Classify Triangles By Their Sides By Their Angles

4. 3/9/2016 Geometry 4 Classifying Triangles By Their Sides Scalene Isosceles

5. 3/9/2016 Geometry 5 Scalene Triangles No sides are the same length

6. 3/9/2016 Geometry 6 Isosceles Triangles At least two sides are the same length

7. 3/9/2016 Geometry 7 Classifying Triangles By Their Angles Acute Right Obtuse

8. 3/9/2016 Geometry 8 Acute Triangles Acute triangles have three acute angles

9. 3/9/2016 Geometry 9 Right Triangles Right triangles have one right angle

10. 3/9/2016 Geometry 10 Obtuse Triangles Obtuse triangles have one obtuse angle

11. 3/9/2016 Geometry 11 Classify this triangle. Right Scalene

12. 3/9/2016 Geometry 12 Classify this triangle. Obtuse Isosceles

13. 3/9/2016 Geometry 13 Classify this triangle. Acute Scalene

14. 3/9/2016 Geometry 14 Classify this triangle. Acute Isosceles

15. 3/9/2016 Geometry 15 Classify this triangle. Obtuse Scalene

16. 3/9/2016 Geometry 16 Classify this triangle. Right Isosceles