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in Mathematics by (33.0k points)

Find the area of the quadrilateral ABCD in which in AB = 42 cm, BC = 21 cm, CD = 29 cm, DA = 34 cm and diagonal BD = 20 cm.

1 Answer

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Best answer

Area of quadrilateral ABCD = Area of ΔABD + Area of ΔBDC

= 336 +210

= 546 sq cm. 

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