princesslilyk princesslilyk

28-03-2017
Mathematics

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A trapezoid has an area of 935 square centimeters and the bases measure 30cm and 55cm. What is the height?

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1999eva 1999eva

28-03-2017

S=(B+b)h/2
h=2S/(B+b)
=2*935/55+30
22cm

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