alleryA circle with diameter OP meets the given circle at T. Why is PT tangent there?
AOT equals OP
BAngle OPT is 90°
CAngle POT is 90°
DAngle OTP is 90°
Answer & Solution
Correct answer: D. Angle OTP is 90°
Since angle OTP is subtended by diameter OP, it is right; hence PT is perpendicular to OT.
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