



 
Hi Scott. The area of a trapezium is (a+b)h/2, where a and b are the lengths of the parallel sides and h is the height, or distance between the parallel sides. So you know: 126 = (3+4)h/2. Solve for h. Cheers, Hi Scott, I just wanted to add a footnote to Stephen's response that if you are looking up information on a trapezium, either in a dictionary or on the web, you need to be careful. Here is part of the entry in Wikipedia for trapezoid
Harley  


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