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Allmath Homepage Math Tools Flash Cards!!! Metric Converter Games The Magic Square Reference Pages Math Glossary Math Headlines Multiplication Table Metric Conv. Factors Other Math Links Ask The Experts Visit Dr. Math Visit our Dictionary! ALLwords.com About allmath.com Welcome! Who are We? Advertise Contact Us	Click on the letter you want to look in[A][B][C][D][E][F][G][H][I][J][K][L][M][N][O][P][Q][R][S][T][U][V][W][X][Y][Z] e The number used as the base for natural logarithms. Equal to "2.7182818..." Ellipse a curved line with the sum of the distances from imaginary points (foci) to each point on the curve is constant Equation An algebraic expression asserting the equality of two quantities. Example: x + 4 = y -10 Equilateral A figure with all it's sides equal in length. Example: A square is equilateral Equilateral Triangle A triangle with all sides and angles equal in length. Estimate An approximate calculation of the value of something. Exponent a small figure placed to the upper-right of a number showing the number of times to multiply that number by itself Expression A mathematical symbol, or combination of sybols, representing a value, or relation. Example: 2+2=4 To Report Errors or Ask For Additions copyright © 1997-2005 Allsites LLC. All rights reserved. allmath.com, mathbook.com and "virtual mathbook" ® are all service marks of Allsites LLC. orlando vacations periodic table metric conversion math book store mortgage calculator