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In the diagram above, \(ADF\) is a right triangle. \(BCED\) is a square with an area of \(12.\) What is the area of

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by Gmat_mission » Sat Oct 16, 2021 11:51 pm

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square in a triangle.png
In the diagram above, \(ADF\) is a right triangle. \(BCED\) is a square with an area of \(12.\) What is the area of triangle \(ADF?\)

1. \(\angle DCF = 75\) degrees

2. \(AB:EF = 3\)

Answer: D

Source: Magoosh
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Source: — Data Sufficiency |