In the adjoining figure , o
is the centre of a circle.
If the length of chord PQ is
is equal to the radius of the circle,
then find angle PRQ.
plz solve this , it's urgent
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30
Answer:
Step-by-step explanation:
construction : Join OR,
∵ PQ = OP = OQ(given)
∴ △OPQ is an equilateral triangle
∴ ∠POQ = 60°
We know, angle subtended at a point on a circle is half the angle subtended at the centre.
∠PRQ = 1/2 ∠POQ
= 1/2 × 60° = 30°
angle PRQ = 30 degree
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4
Answer:
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