Posted by **olav** on Saturday, December 11, 2010 at 10:45pm.

Trapezoid ABCD, top and bottom are parallel. Left is 45, bottom is 60, right is 30, top is unknown.

Trapezoid EFGH is similar to ABCD, top and bottom are parallel. Top is 10, other sides are unknown.

Area of ABCD is 9 times larger than EFGH.

What is the perimeter of EFGH ?

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