perplexus.info :: Geometry : Circle, Circle, Sphere!

Circle, Circle, Sphere! (Posted on 2004-08-26)

A circle of radius 2 is contained in the plane y=3.

A circle of radius 4 is contained in the plane y=7.

Both circles lie on the surface of a sphere.

What is the radius of the sphere?

See The Solution Submitted by SilverKnight

Rating: 2.6667 (3 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Answer	K Sengupta	2008-08-22 00:54:45
re: Hemispheres and Playgrounds	Jim	2004-09-13 15:16:19
solution	Tristan	2004-08-27 22:22:54
same ans	vectorboy	2004-08-26 22:34:25
re(2): No Subject	bernie	2004-08-26 15:17:07
Hemispheres and Playgrounds	nikki	2004-08-26 15:10:58
re: No Subject	Charlie	2004-08-26 14:32:20
No Subject	bernie	2004-08-26 13:12:11

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