1.

OABC is a rhombus whose the vertices A, B and C lie on a circle of radius 10cm and with centre O.Find the area ofthe rhombus.

Answer»

`30sqrt(3)CM^(2)`
`50sqrt(3)cm^(2)`
`10sqrt(3)cm^(2)`
`100sqrt(3)cm^(2)`

ANSWER :B


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