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09-02-2018
Mathematics

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A trapezoid has the height of 8 feet and a base of 11 feet.If the area is 112 square feet , how long is the second base

Respuesta :

09-02-2018

Area of trapezoid = (11+second base)•8/2
112= (11+second base)•4
112-44=4•second base
68/4= second base
17 feet = second base

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