please find this sum with step by step
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from which board are you
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in this quadrilateral..
there is 2 right angled triangle..
find their areas and add them to find the area of complete quadrilateral..
area of quadrilateral
= area of ∆ADB + area of∆DCB
area of quadrilateral
= 1/2 x 12 x 4 + 1/2 x 16 x 3
= 1/2 ( 48+ 48)
= 48cm²
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