Find the area of a quadrilateral ABCD whose one diagonal is 7.5 cm and the length of the
perpendiculars on the diagonal from the opposite vertices are 3.9 cm and 3.2 cm.
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Step-by-step explanation:
area of a quadrilateral =1/2*d*(h1+h2)
=1/2*7.5*(3.9+3.6)
=1/2*7.5*7.5
=1/2*562.5
=28.2
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