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Line DB divides Rectangle ABCD into two equal triangles. Is

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Source: — Data Sufficiency |

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by Ian Stewart » Fri Jul 19, 2019 7:12 am

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Your Answer

A

B

C

D

E

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Even if we had enough information using both Statements to be sure ABD was a 30-60-90 triangle, we still wouldn't know if angle ABD was 30 degrees or 60 degrees, so the answer must be E (and we can't even be sure it's a 30-60-90, because the side of length 2 might not be the hypotenuse of ABD).
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