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Triangle Congruence: by SSS and SAS Geometry H2 (Holt 4-5) K. Santos
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Side-Side-Side (SSS) Congruence Postulate (4-5-1)
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Included Angle
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Side-Angle-Side (SAS) Congruence Postulate (4-5-2)
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Example—Writing a congruence statement Write a congruence statement for the congruent triangles and name the postulate you used to know the triangles were congruent. 1. D R S 2. A F E T B C D
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Example—what other information is needed What other information do you need to prove the two triangles congruent by SSS or SAS? 1.M T 2. G H Q U R N O VI S
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Example—explain triangle congruence Use the SSS or SAS postulate to explain why the triangles are congruent. AB D C
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Example—verifying triangle congruence
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Proof
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