
Acute Angle  An angle that is less than 90 degrees. 

Addition  an adding of two or more numbers to get a number called the sum Example: 5+5 = 10 10 is the sum 

Algebra  area of math dealing in representing numbers with letters Example: x+5=8 solve for x 

Angle  The space (measured in degrees) between two lines that start from the same point. 

Angstrom  A unit of length equal to one hundredmillionth (108) of a centimeter, used especially to specify radiation wavelengths. 

Area  The measure of the amount of space a twodimensional figure takes up. Example: Area=length*width 

Arithmetic  "the art of computing using addition, subtraction, multiplication, and division" 

Associative  The property that an expression, in a fixed order, will produce the same result no matter how adjacent items are grouped. Example: (a+b)+c = a+(b+c) 