line of symmetry

1. equilateral obtuse-angled acute-angled scalene Triangles congruent vertex polygon right-angled isosceles line of symmetry

2. A triangle... vertexes • is a closed figure (polygon) • has three sides • has three vertexes • has three interior angles side angle

3. Classifying Triangles triangle first name middle name last name

4. Which angle is the largest? A C B

5. Which angle is the largest? A B C

6. Which angle is the largest? A C B

7. Possible Middle Names for Triangles obtuse-angled right-angled acute-angled

8. Classifying Triangles acute-angled or obtuse-angled or right-angled triangle first name middle name last name

9. Equilateral Triangles • 3 congruent sides • 3 congruent angles • 3 lines of symmetry

10. Isosceles Triangle • 2 congruent sides • 2 congruent angles • 1 line of symmetry

11. Scalene Triangles • 0 congruent sides • 0 congruent angles • 0 lines of symmetry

12. Classifying Triangles equilateral or isosceles or scalene acute-angled or obtuse-angled or right-angled triangle first name middle name last name

13. Give the first, middle and last name for the following triangle: isosceles Right-angled triangle first name middle name last name

14. Give the first, middle and last name for the following triangle: isosceles obtuse-angled triangle first name middle name last name

15. Give the first, middle and last name for the following triangle: equilateral acute-angled triangle first name middle name last name

16. Give the first, middle and last name for the following triangle: scalene acute-angled triangle first name middle name last name

17. Give the first, middle and last name for the following triangle: scalene Right-angled triangle first name middle name last name

18. End of Part 1

19. Recap: Classifying Triangles equilateral or isosceles or scalene acute-angled or obtuse-angled or right-angled triangle first name middle name last name

20. Give the first, middle and last name for the following triangle: What is the measure of < A and < B A B first name middle name last name

21. Name The Angle What is the measure of < A and < B A B 400 first name middle name last name

22. Name The Angle: What is the measure of < A and < B A 300 B first name middle name last name

23. Give the first, middle and last name for the following triangle: What is the measure of < A A 300 first name middle name last name

24. Name The Angle What is the measure of < A , < B , and < C A B C first name middle name last name

25. What Can You Tell Me About These Figures?

26. What Can You Tell Me About This Figure?

27. What Can You Tell Me About This Figure?

28. What Can You Tell Me About This Figure?

29. What Can You Tell Me About This Figure?

30. What Can You Tell Me About This Figure?

31. Are These Figures Congruent?