AB is a chord to a circle and PAT is the tangent to the circle at A. I – McqOptions

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1.	AB is a chord to a circle and PAT is the tangent to the circle at A. If BAT=75 and BAC=45 and C being a point on the circle, then ABC is equal to
A.	40
B.	45
C.	60
D.	70
Answer» D. 70

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