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Using Congruent Triangles

Using Congruent Triangles. Section 4-3 Part 2. Helpful Information. Deducing information about segments and angles AFTER proving that the two triangles are congruent. Sometimes it will be helpful to plan the proof before you get started. Remember to start with the 3-2-1.

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Using Congruent Triangles

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  1. Using Congruent Triangles Section 4-3 Part 2

  2. Helpful Information • Deducing information about segments and angles AFTER proving that the two triangles are congruent. • Sometimes it will be helpful to plan the proof before you get started. • Remember to start with the 3-2-1. • CPCTC always follows 2 congruent triangles. • Start at the ends and fill in the middle last.

  3. Complete the following proof:

  4. Complete the following proof:

  5. Complete the following proof:

  6. Complete the following proof:

  7. Complete the following proof:

  8. Complete the following proof:

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