4
Part of 2004 AIME Problems
Problems(2)
Area of a locus.
Source:
11/27/2005
A square has sides of length . Set is the set of all line segments that have length and whose endpoints are on adjacent sides of the square. The midpoints of the line segments in set enclose a region whose area to the nearest hundredth is . Find .
geometryanalytic geometryPythagorean Theoremvirat kohliind 21rmo 2014 P6
Count them up.
Source:
11/17/2005
How many positive integers less than 10,000 have at most two different digits?
probabilityAMCAIME