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PA and PB are tangents to a circle with ...

PA and PB are tangents to a circle with centre O from point P. OP is equal to the diameter of the circle. Prove that ABP is equilateral triangle,

Text Solution

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Diameter=2r
OP=2r
OC+CP=2r
CP=2r-r=r
OC=CP
C is MP of OP
`/_OAP` is right agled triangle
OP is hyperbola
...
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