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zax97

Prove that the opposite angles of a parallelogram are congruent.

  • one year ago
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  1. zax97
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    • one year ago
  2. zax97
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    please help

    • one year ago
  3. Mertsj
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    |dw:1336500588382:dw|

    • one year ago
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    Given: //ogram ABCD with diagonal AC Prove: <B is congruent to <D 1. ABCD is a //ogram 1. Given 2. AC is congruent to AC 2. Reflexive Property 3. AB is congruent to CD and 3. Opposite sides of a //ogram are congruent AD is congruent to CB 4. Triangle ABC is congruent to triangle CDA 4. SSS congruence 5. <B is congruent to < D 5. CPCTC Similarly <C is congruent to <A

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