PT is a tangent to the circle TYZX. YT = YX and < PTX =...

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Mathematics JAMB 1995

PT is a tangent to the circle TYZX. YT = YX and < PTX = 50o. Calculate < TZY

  • 50o
  • 65o checkmark
  • 85o
  • 130o

The correct answer is: B

Explanation

XTY = 50o = TXY = \(\frac{130^o}{2}\)

= 65o
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