The diagonal AC of a quadrilateral ABCD is 6 cm and the perpendiculars, BM from the vertex B is 3 cm and DN from D is 5 cm, dropped on the same diagonal. Find the area of the quadrilateral ABCD.
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Answer:
lyiven
BM = Зам
DN = 50
In A ABC =Lxacx ВМ 2 9.
3 In A ADC = 1 X AC XDN = 1x6x5 = 15
in Aurea of a quadilateral ABCD.
= ДАВС + ∆ ADC
= 9+15
= 21 Спив
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