ABCD is trapezium in which `AB||DC`, DC = 30 cm and AB = 50 cm. If X and Y are, respectively
Channel: Doubtnut
Date: 2020-01-19

ABCD is trapezium in which `AB||DC`, DC = 30 cm and AB = 50 cm. If X and Y are, respectively the mid-points of AD and BC, prove that `ar (DCYX) = (7)/(9) ar (XYBA)`.