1. Apply the average formula to deduce a missing base given the measurements of the midsegment and another base. Since the midsegment = (base1 + base2) / 2, you can find a missing
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4
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Trapezoid is a quadrilateral that has exactly two sides parallel. That means it
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Trapezoids always have exactly four sides. Source(s): http://en.wikipedia.org/wiki/Trapezoid
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