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Constructions
Question
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 In given figure, ABCD is a parallelogram. If ar(ABFC) = 40 cm2, then ar(ΔAEB) is equal to:
  • 20 cm2   
  • 40 cm2
  • 80 cm2
  • 10 cm2

Answer

B.

40 cm2

Sponsor Area

Some More Questions From Constructions Chapter

Prove that of all parallelograms of which the sides are given, the parallelogram which is a rectangle, has the greatest area.

In the figure, diagonals AC and BD of a trapezium ABCD with AB || CD intersect each other at O. Show that ar(Δ AOD) = ar(Δ BOC).

Parallelograms on the same base and between same parallels are equal in area. Prove this.