Mathematics

Mathematics

Problem

In a circle, the arc PQPQ subtends an angle of 38∘38^\circ at a point RR on the circle. What is the measure of the angle subtended by the same arc at the centre OO? a) 38∘38^\circ b) 142∘142^\circ c) 76∘76^\circ d) 19∘19^\circ

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