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Condition for a line equation to be the tangent of a given circle

Condition for a line equation to be the tangent of a given circle 

Grade:12th pass

1 Answers

basil mansuri
18 Points
3 years ago
The formost condition for line equation to be tangent is that the
1.LINE SHOULD TOUCH CIRCLE AT ONLY AT ONE POINT AND THIS POINT IS KNOWN AS POINT OF CONTACT.
2.The distance b\w this point of contact and centre of cirlce is radius of the circle 
3.The radius is perpendicular to tangent
 
 
I hope you got your answer. Thankyou very much.

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