Answers to Evens

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Answers to Evens

• 2) ABC, ADC, SAS 4) ABC, SBC, SAS
• 6) None 8) None
• 10) ABC, CDA, ASA 12) None
• 14) ABC, CGA, SAS

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4-3 Using Congruent Triangles
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Before we move on . . .

• You may only use SSS,SAS,ASA NEXT TO 2 congruent
  triangles. Not before, not after.
• Ex ?ABC ?DEF SSS
• You may only use CPCTC AFTER 2 congruent
  triangles. Not before, not with.
• Ex ?ABC ?DEF SSS
• AB DE CPCTC

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(No Transcript)
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TOO
C
D
What else could you prove?
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1
2
4
B
A

• Statement
• 1. AD BC
• AD BC
• 2.
• 3.
• 4.
• 5.
• 6. AB DC

• Reason
• 1. Given
• 2. If , alt int angles are congruent
• 3. Reflexive
• 4. SAS
• 5. CPCTC
• 6. If alt int angles are congruent, then

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Homework

• Page 130 1-4
• 34 are 4 steps