Difference between revisions of "1980 AHSME Problems/Problem 26"
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Latest revision as of 19:12, 15 December 2018
Problem
Four balls of radius 
are mutually tangent, three resting on the floor and the fourth resting on the others.
A tetrahedron, each of whose edges have length 
, is circumscribed around the balls. Then equals
Solution
See also
| 1980 AHSME (Problems • Answer Key • Resources) | ||
| Preceded by Problem 25 |
Followed by Problem 27 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 28 • 29 • 30 | ||
| All AHSME Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
