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In the given figure, AD is perpendicular...

In the given figure, AD is perpendicular to BC and EF || BC, if `/_ EAB = /_ FAC`, show that triangles ABD and ACD are congruent.
Also, find the values of x and y if `AB = 2x + 3, AC = 3y + 1, BD = x and DC = y + 1.`

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The correct Answer is:
x = 5 and -y = -4
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