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In fig., O is the centre of a circle. Th...

In fig., O is the centre of a circle. The area of sector OAPB is `(5)/(18)` of the area of the circle. Find x.

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The correct Answer is:
`100^@`
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Knowledge Check

  • In the adjoining figure O is the centre of the circle. angleAOD =120?^(@) . If the radius of the circle be 'r', then find the sum of the areas of quadrilaterals AODP and OBQC :

    A
    `(sqrt3)/(2)r^(2)`
    B
    `3sqrt3r^(2)`
    C
    `sqrt3r^(2)`
    D
    none of these

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    A
    7 cm
    B
    14 cm
    C
    21 cm
    D
    28 cm

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