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5-Minute Check 1

Determine which postulate can be used to prove that the triangles are congruent. If it is not possible to prove congruence, choose not possible. A. SSS B. ASA C. SAS D. not possible. 5-Minute Check 1.

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5-Minute Check 1

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  1. Determine which postulate can be used to prove that the triangles are congruent. If it is not possible to prove congruence, choose not possible. A. SSS B. ASA C. SAS D. not possible 5-Minute Check 1

  2. Determine which postulate can be used to prove that the triangles are congruent. If it is not possible to prove congruence, choose not possible. A. SSS B. ASA C. SAS D. not possible 5-Minute Check 2

  3. Determine which postulate can be used to prove that the triangles are congruent. If it is not possible to prove congruence, choose not possible. A. SSA B. ASA C. SSS D. not possible 5-Minute Check 4

  4. Concept

  5. Use ASA to Prove Triangles Congruent Example 1

  6. Fill in the blank in the following paragraph proof. A. SSS B. SAS C. ASA D. AAS Example 1

  7. Concept

  8. Write a paragraph proof. __ ___ Proof: NKL  NJM, KL  MN, and N  N by the Reflexive property. Therefore, ΔJNMΔKNL by AAS. By CPCTC, LN MN. __ ___ Use AAS to Prove Triangles Congruent Example 2

  9. The curtain decorating the window forms 2 triangles at the top. B is the midpoint of AC. AE = 13 inches and CD = 13 inches. BE and BD each use the same amount of material, 17 inches. Which method would you use to prove ΔABE  ΔCBD? A. SSS B. SAS C. ASA D. AAS Example 3

  10. Concept

  11. Assignment: Online homework from: www.thatquiz.org Quick! To the computer lab!

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