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O is the centre of a circle and an equil...

`O` is the centre of a circle and an equilateral `DeltaABC` is inscribed in it. Find the value of `angleBOC`.

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The correct Answer is:
`120^@`
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NAGEEN PRAKASHAN-CIRCLE -Exercise 10b
  1. In the adjoining figure , O is the centre of the circle. If angleACB=2...

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  2. O is the centre of a circle and an equilateral DeltaABC is inscribed i...

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  3. O is the centre of a circle of diameter AB. If chord AC= chord BC, the...

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  4. In the adjoining figure, O is the centre of the circle and AB is its d...

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  5. In the adjoining figure, AB is a chord of the circle. If angleAEB=110^...

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  6. (i) In the adjoining figure, O is the centre of the circle. If angleOB...

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  7. In the adjoining figure, O is the centre of the circle and AC is its d...

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  8. In the adjoining figure, O is the centre of the circle. If angleBOD=50...

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  9. A rectangle in inscribed in a circle of radius 5 cm. if the breadth of...

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  10. In the adjoining figure, O is the centre of the circle. If the chord A...

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  11. In the adjoining figure, O is the centre of the circle. If angle AOB= ...

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  12. In the adjoining figure, O is the centre of the circle. If anglePAO=15...

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  13. In the adjoining figure, angleADB and angleACB are the angles in the s...

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  14. In the adjoining figure, AOB is the diameter of the circle. If angleAB...

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  15. In the adjoining figure, AOB is the diameter and O is the centre of th...

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  16. In the adjoining figure, O is the centre of the circle. If angle BOP=1...

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  17. Prove that the circle drawn on any one of the equal sides of an isosc...

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  18. In the adjoining figure, O is the centre of the circle. If angleAOB=70...

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  19. If the two diameters of a circle intersect at right angle, then show t...

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