3 spheres of radius of 1 unit are kept inside a triangle. a big sphere of diameter 8 unit is kept on top of centre of those 3 balls. find the height of the top of the ball from ground?

• 5+ root(21)
• 7 years agoHelpfull: Yes(0) No(13)
• 10+root(3)
• 7 years agoHelpfull: Yes(0) No(11)
• Tan60 = ht of triangle / hypothenius
  Hypotenuse =10 which made by ball whose radius is 1 and ball whose rad is 1 which gives hypo 10
  Tan 60=x/10 where x=5root 3
• 6 years agoHelpfull: Yes(0) No(1)
• Question is unclearr..
• 6 years agoHelpfull: Yes(0) No(0)