BMAD Posted April 8, 2013 Report Share Posted April 8, 2013 Three pumpkins are sitting on my front porch. They are spherical, of radii 4 ft, 3 ft, and 2 ft, and they are mutually tangent. I put a fourth pumpkin of radius 1 ft on top, in the hollow . . .How high off the porch is the top of the last pumpkin? Quote Link to comment Share on other sites More sharing options...
0 TimeSpaceLightForce Posted April 9, 2013 Report Share Posted April 9, 2013 Quote Link to comment Share on other sites More sharing options...
0 bonanova Posted April 9, 2013 Report Share Posted April 9, 2013 TSLF, are you sure these are the points of tangency? Edit: misunderstood. Nice! Quote Link to comment Share on other sites More sharing options...
0 TimeSpaceLightForce Posted April 10, 2013 Report Share Posted April 10, 2013 TSLF, are you sure these are the points of tangency? Edit: misunderstood. Nice! the center of sphere 1 cant be higher than sphere 4.. Quote Link to comment Share on other sites More sharing options...
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BMAD
Three pumpkins are sitting on my front porch. They are spherical, of radii 4 ft, 3 ft, and 2 ft, and they are mutually tangent. I put a fourth pumpkin of radius 1 ft on top, in the hollow . . .How high off the porch is the top of the last pumpkin?
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