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A) x=90, y=47
B) x=47, y=43
C) x=43, y=47
D) x=90, y=43

A) x=90, y=47 B) x=47, y=43 C) x=43, y=47 D) x=90, y=43-example-1

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D) x=90, y=43
This is because sides AB and AC are equal so angles B and C are thus both 47.
Also, since both angles BAD and BAC are equal, and x is likely 90, that must be 180-(90+47)=43.
User Aaron Kushner
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