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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 the what will be the value of the angle QRS?​

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 the what will be the value of the a class=

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ferrybukantoro

Answer:

90°

Step-by-step explanation:

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

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

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