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Get Materials!. Get Materials!. 01. 57. 56. 55. 54. 53. 52. 51. 50. 49. 48. 47. 46. 45. 43. 42. 41. 40. 39. 38. 37. 36. 35. 34. 33. 32. 44. 30. 31. 29. 59. 14. 58. 27. 26. 25. 24. 23. 22. 21. 20. 19. 18. 17. 16. 28. 15. 13. 12. 11. 10. 09. 08.

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Get materials

Get Materials!

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Get materials1
Get Materials!

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Homework answers questions
Homework Answers…Questions?

52a) ABCD ~ EVOL

52b) RIGHT ~ RONGW

52c) DOG ~ ACT

GDO ~ TAC

ODG ~ CAT


Triangle similarity theorems
Triangle Similarity Theorems

What are we doing today?

How to prove whether triangles are similar or not using a flowchart

Why are we learning it?

To learn to think and develop logicalproofs and arguments


Remember this
Remember this?

  • Arrow Diagrams show the logical flow of an argument

    What is true or given  conclusion

    “IF”“THEN”


3 2 2 classwork pg 157
3.2.2 Classwork pg 157

53) Read and answer the questions with your partner.


Notes parts of a flowchart
Notes: Parts of a Flowchart

Facts/ given info

Facts/ given info

Facts/ given info

Arrows point at conclusion

Conclusion/What I want to prove

Theorem/reason


Back to classwork close the book
Back to Classwork. Close the book.

54a) What theorem would you use to see if these triangles are similar?


Using the flowcharts
Using the flowcharts!

54b) Create a flowchart to prove the triangles are similar.


Get materials

55a) Are the triangles similar? Justify using a flowchart.

55b) What is How do you know?



One more together
One more together.

57a) Draw these triangles.



Homework
Homework

  • Textbook pg 160-161 # 59 & 62

  • Show work for 59.

  • Use complete sentences for 62.


Practice in pairs
Practice in Pairs

  • Complete the 3.2.2 worksheet with you partner.

  • You must show work to get credit.

  • When finished, staple the worksheet to the rest of your classwork and turn in in to the bin.


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