In the given figure, P, Q and R are three points on
a circle such that the angles subtended by the
chords PQ and PR at the centre O are 80° and
120° respectively. Determine ∠QPR.
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Answered by
10
Step-by-step explanation:
We know, the angle subtended by an arc of a circle at the centre is double the angle subtended by it at any point on the remaining part of the circle
Hence,In given circle,
∠POR=2∠PQR
Therefore ∠POR=2×40
o
=80
o
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Answered by
1
Answer:
answer you add it 80 and 120 answer is 200
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