1.

In the figure, ABCD is a trapezium in which AB || DC and DC = 40 cm and AB = 60 cm. If X and y are, respectively the midpoints of AD and BC, Prove that: (i) XY = 50 cm (ii) DCYX is a trapezium (iii) ar (trap. DCYX)=911 ar (trap. XYBA)

Answer»

In the figure, ABCD is a trapezium in which AB || DC and DC = 40 cm and AB = 60 cm. If X and y are, respectively the midpoints of AD and BC, Prove that:
(i) XY = 50 cm
(ii) DCYX is a trapezium
(iii) ar (trap. DCYX)=911 ar (trap. XYBA)


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