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In the diagram, O is the centre of the circle, < QPS = 100o, <...

Mathematics
WAEC 2016

In the diagram, O is the centre of the circle, < QPS = 100o, < PSQ = 60o and < QSR. Calculate < SQR
  • A. 20o
  • B. 40o
  • C. 60o
  • D. 80o
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Correct Answer: Option A
Explanation
In the diagram, < RPQ = 80o(angles in same segment)

< SPR = 100o - < RPQ

= 100 - 80

= 20o

< SQR = < SPR = 20o (same reason as above)

< SQR = 20o

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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