Difference between revisions of "2016 AMC 10B Problems/Problem 20"
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<math>\textbf{(A)}\ 0\qquad\textbf{(B)}\ 3\qquad\textbf{(C)}\ \sqrt{13}\qquad\textbf{(D)}\ 4\qquad\textbf{(E)}\ 5</math> | <math>\textbf{(A)}\ 0\qquad\textbf{(B)}\ 3\qquad\textbf{(C)}\ \sqrt{13}\qquad\textbf{(D)}\ 4\qquad\textbf{(E)}\ 5</math> | ||
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| + | ==Solution== | ||
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| + | ==See Also== | ||
| + | {{AMC10 box|year=2016|ab=B|num-b=19|num-a=20}} | ||
| + | {{MAA Notice}} | ||
Revision as of 13:19, 21 February 2016
Problem
A dilatation of the plane—that is, a size transformation with a positive scale factor—sends the circle of radius 
centered at 
to the circle of radius 
centered at 
. What distance does the origin 
, move under this transformation?
Solution
See Also
| 2016 AMC 10B (Problems • Answer Key • Resources) | ||
| Preceded by Problem 19 |
Followed by Problem 20 | |
| 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 | ||
| All AMC 10 Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
