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				You may use only elementary geometry, such as the fact that the angles of a ... This is the hardest problem I have ever seen that is, in a sense, easy. ...			 
				
					http://thinkzone.wlonk.com/MathFun/Triangle.htm				
									
							 
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					An expanding collection of freely available, interactive Demonstrations in math, science, and many other areas--at all levels from elementary education to front-line ...				 
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					It was administered to prospective employees at Google, and it's an interesting ... 001031.html) [(link)](http://mathworld.wolfram.com/news/2004-10-13/google ...				 
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					A center for teachers, students, researchers, parents, educators, and citizens at all levels who have an interest in mathematics education.				 
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					The Internet's premier ask-an-expert math help service. ...				 
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					A geometry package providing for both graphical and algebraic input. Includes the program and worksheets for download, as well as screenshots and documentation.				 
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					Online math exercises in a variety of topics for grades K-8.				 
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					MathsNet -- Interactive Mathematics, Information Technology and the Internet: a collection of resources for education, aimed at students, teachers and anyone else				 
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					Mechanical puzzles, optical illusions, mazes, tessellations, and paradoxical games. ... consider becoming a fan of Archimedes' Lab on Facebook to get updates about ...				 
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					You may download JMAP's resources using the links in the left column. ... JMAP RESOURCES FOR EXAMVIEW. JMAP is transitioning from Worksheet Builder to ExamView, ...				 
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