The line joining the mid points of the diagonals of a trapezium has length 3cm. If the longer base is 97cm then the shorter base is:
A
94cm
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B
92cm
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C
91cm
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D
90cm
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Solution
The correct option is C91cm The line joining the mid point of the diagonals of a trapezium is half the length of the difference between the two sides. Let the smaller side be x Then, 3=97−x2 6=97−x x=91 cm