1.

3 - Circles with radii a, b, c touch one another externally tangents at contact points meet in a point P then the distance of P to the contact point of any 2-circles is

Answer»

`(ABC)/(a + B + C)`
`SQRT((abc)/(a+b+c))`
`sqrt((a+b+c)/(abc))`
`(a+b+ c)/(abc)`

ANSWER :B


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