Difference between revisions of "1951 AHSME Problems/Problem 14"
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== Solution == | == Solution == | ||
| − | {{ | + | After reading the options, it is very apparent that <math> \textbf{(E)}\ \text{Indirect proof can be used whenever there are two or more contrary propositions.}</math> is the correct answer; rigorous proof is needed no matter what. |
== See Also == | == See Also == | ||
{{AHSME 50p box|year=1951|num-b=13|num-a=15}} | {{AHSME 50p box|year=1951|num-b=13|num-a=15}} | ||
| + | {{MAA Notice}} | ||
Latest revision as of 11:20, 5 July 2013
Problem
In connection with proof in geometry, indicate which one of the following statements is incorrect:
Solution
After reading the options, it is very apparent that is the correct answer; rigorous proof is needed no matter what.
See Also
| 1951 AHSC (Problems • Answer Key • Resources) | ||
| Preceded by Problem 13 |
Followed by Problem 15 | |
| 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 • 31 • 32 • 33 • 34 • 35 • 36 • 37 • 38 • 39 • 40 • 41 • 42 • 43 • 44 • 45 • 46 • 47 • 48 • 49 • 50 | ||
| All AHSME Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
