# Basic math glossary-E

Basic math glossary-E define words beginning with the letter E

Equation: Two mathematical expressions that are separated by an equal sign

Equidistant: Same distance

Equilateral triangle: A triangle that has three equal sides

Equivalent fractions : Fractions that are equal in values but have different numerators and denominators.

Estimate: An approximation for the real value .

Exponent: The number that tells how many times the base is multiplied by itself .

Even number: A number that has no remainder when divided by 2.

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1. ### Average age word problem

Aug 09, 16 01:40 PM

Average age of Dipu and Apu is 22 years. Average age of Dipu and Tipu is 24 years. Age of Dipu is 21 years. What are the ages of Apu, and tipu ? Let