- #1
Ackbach
Gold Member
MHB
- 4,155
- 89
Here's this week's problem!
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A lattice point in the plane is a point with integer
coordinates. Suppose that circles with radius $r$ are drawn using all
lattice points as centers. Find the smallest value of $r$ such that any
line with slope $\tfrac25$ intersects some of these circles.
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Remember to read the http://www.mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to http://www.mathhelpboards.com/forms.php?do=form&fid=2!
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A lattice point in the plane is a point with integer
coordinates. Suppose that circles with radius $r$ are drawn using all
lattice points as centers. Find the smallest value of $r$ such that any
line with slope $\tfrac25$ intersects some of these circles.
-----
Remember to read the http://www.mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to http://www.mathhelpboards.com/forms.php?do=form&fid=2!