Difference between revisions of "1973 AHSME Problems/Problem 20"

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First, you draw a reflection of the cowboy across the river. Then, you draw the straight line from the "cowboy" to his cabin. This will be a <math>8, 15, 17</math> Pythagorean triple, so the answer is <math>17</math>, which is <math>\boxed{C}</math>.
 
First, you draw a reflection of the cowboy across the river. Then, you draw the straight line from the "cowboy" to his cabin. This will be a <math>8, 15, 17</math> Pythagorean triple, so the answer is <math>17</math>, which is <math>\boxed{C}</math>.
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{{AHSME 35p box|year=1973|before=[[1972 AHSME]]|after=[[1974 AHSME]]}}

Revision as of 19:19, 19 August 2015

First, you draw a reflection of the cowboy across the river. Then, you draw the straight line from the "cowboy" to his cabin. This will be a $8, 15, 17$ Pythagorean triple, so the answer is $17$, which is $\boxed{C}$.

1973 AHSC (ProblemsAnswer KeyResources)
Preceded by
1972 AHSME
Followed by
1974 AHSME
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All AHSME Problems and Solutions