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Which step is part of a proof showing the opposite sides of a parallelogram ABCD are congruent?

Which step is part of a proof showing the opposite sides of a parallelogram ABCD are-example-1
User Orelzion
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2 Answers

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I don't know if this helps/if you have learned this yet but it is a characteristic of a parallelogram that opposite sides are congruent. If this does not help please respond and I will do my best to help! I don't know if I 100% understand what you are asking! 
User Volatility
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5 votes

Answer: the correct answer is show that triangle ADB is congruent to triangle CBD.

Explanation:

User Viktor Bogutskii
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