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19-03-2017
Mathematics

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i need help finding the area of a composed figure

i need help finding the area of a composed figure class=

Respuesta :

19-03-2017

You have a trapezoid and a triangle...

area of a trapezoid=height*(base1+base2)/2

a1=3(12+8)/2=30 ft^2

area of triangle=hb/2

a2=4(12-8)/2=8 ft^2

a1+a2=38 ft^2

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