Diagonals of a Rectangle Bisect Each-Other and Are Equal
ABCD is an is...
Question
ABCD is an isosceles trapezium such that OA = 3 cm, OD = 4 cm and the perimeter of △AOB, △DOC and △AOD is 12 cm, 15 cm and 16 cm respectively, then find the perimeter of the trapezium.
A
31 cm
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B
32 cm
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C
40 cm
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D
35 cm
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Solution
The correct option is A 31 cm Given, ABCD is an isosceles trapezium OA = OB = 3 cm (Diagonals are equal for an isosceles trapezium) OD = OC = 4 cm (Diagonals are equal for an isosceles trapezium)