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Pleaaasse explain:)))
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Pleaaasse explain:)))

Pleaaasse explain:)))-example-1
User Rehban Khatri
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2 Answers

3 votes
Remember alternative interior angles... so angle BDC is 20° and angle BDA is 30°

This means that the side lengths are equal

Hope this helps ;)
User Lydon Ch
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8.4k points
6 votes
The first one is correct.
DC=AC
User James Mansfield
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8.0k points
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