self
Maths Puzzle
R and r are the radius of two circles (R>r). If the distance between the centre fo the two circles be d, then length of common tangent of two circles is
Read Solution (Total 3)
-
- length of common tangent of two circles = sq root ( distance ^2 - ( sum of radii)^2) = sq root (d^2- ( R+r)^2)
- 12 years agoHelpfull: Yes(4) No(1)
- sqrt(d^2-(R-r)^2)
- 12 years agoHelpfull: Yes(2) No(0)
- sqr rt (d^2/4-r^2)+sqrt(d^2/4-R^2)..is it?
- 12 years agoHelpfull: Yes(0) No(0)
self Other Question