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3 years ago

9

1. In the given figure O is the centre and PQ is the diameter of the circle. if the chord PR is produced to S and QR is joined t

he what will be the value of the angle QRS?

1 answer:

Ksenya-84 [330]3 years ago

5 0

Answer:

90°

Step-by-step explanation:

since PQ is the diameter of the circle, m <em>L</em><em> </em>PRQ = ½ × 180° = 90°.

so, as a supplementary to <em>L</em><em> </em>PRQ, the value of angle QRS = 180 - m <em>L</em><em> </em>PRQ = 180-90 =90°

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