Avery123 Avery123

18-02-2016
Mathematics

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The area of the trapezoid is 39 ft2. What is the height of the trapezoid?

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Mimi1992 Mimi1992

18-02-2016

A= 1/2 h (b1+b2)
84=1/2h (9+15)=12h
h=7ft

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