Find the area of the quadrilateral ABCD in which AB = 17 cm, BC = 16 cm, CD = 16 cm, DA = 17 cm, and the diagonal BD = 16 cm.
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sauveerdixit:
But the answer in my book says 130.85 cm sq
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AB=17
BC=16
CD=16
DA=17
BD=16
in triangle ADB
=1÷2×B×H=
1÷2×17×16=136
in triangle DBC
1÷2×16×16=128
area of quadrilateral ABCD=264
BC=16
CD=16
DA=17
BD=16
in triangle ADB
=1÷2×B×H=
1÷2×17×16=136
in triangle DBC
1÷2×16×16=128
area of quadrilateral ABCD=264
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