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
Arithmetic	"the art of computing using addition, subtraction, multiplication, and division"
Circle	a curved line with every point equal distance from the center
Composite Number	any integer that can be divided by another number evenly except by itself and 1 Example:"21, 24, 9, 10"
Congruent	equal; equal angles are described to be this
Coordinate Axis	two perpendicular lines intersecting to form four quadrants
Counting Number	* see natural number Example:"1,2,3,4..."
Denominator	the bottom number in a fraction Example:15/16 16 is the denominator
Difference	the amount by which one number differs from another Example:9-8=1 the difference of 9 and 8 is 1
Directrix	a fixed line associated with a parabola
Dividend	the number being divided Example:9÷3=3 9 is the dividend
Division	the process of finding out how many times a number is contained in another Example:6÷3=2 3 is in 6 two times
Divisor	the number doing the dividing Example:10÷2=5 2 is the divisor
e	number used as the base for natural logarithms
Ellipse	a curved line with the sum of the distances from imaginary points (foci) to each point on the curve is constant
Exponent	a small figure placed to the upper-right of a number showing the number of times to multiply that number by itself
Focus	"imaginary point seen in parabolas, hyperbolas, and ellipses"
Fraction	a shown division Example:8-Jun
Geometry	"area of math dealing with points, lines, planes and figures"
Hexagon	a six-sided polygon
Hyperbola	a curved line with the difference of the distances from imaginary points (foci) to each point on the curve is constant
Imaginary Number	an even root of a negative number; square root of -1 is symbolized by i Example:5i
Improper Fraction	where the numerator of the fraction is large than the denominator Example:25/12
Inequality	"an equation written with a greater than, a less than sign, or a NOT equal to sign" Example:5 + x ‹ 10
Integer	any positive or negative whole number or zero Example:"-3, -2, -1, 0, 1, 2, 3 "
Line	an infinite path connecting an infinite number of points
Logarithm (Log)	the power to which a number is raised -- the exponent Example:log 10^2 = 2
Mixed Number	a whole number and a fraction Example:5 1/2
Multiplication	the process of repeating additions of the same number Example:9 x 9 =81
Natural Log	logarithm with base e Example:ln 5
Natural Number	any positive integer Example:"1, 2, 3, 4..."
Numerator	the top number in a fraction
Octagon	an eight-sided polygon
Parabola	set of points equal distance from a focus and a directrix
Parallel	extending where each matching point on different lines is equidistant
Pentagon	a five-sided polygon
Percent	a number out of 100 (%) Example:"50%, 75%"
Perpendicular	at right angles to
Pi	ratio of the circumference to the diameter of a circle (3.1415926...) Example:Ñ
Plane Geometry	area of geometry dealing two-dimensional figures
Point	"a place in space with zero dimensions, shape, size, or extension"
Polygon	a closed figure with at least four sides and four angles
Prime Number	any integer that cannot be divided by another number evenly except by itself and 1; two is the smallest prime number Example:"2, 3, 5, 7, 11, 13"
Product	the number that results by multiplying two or more numbers together Example:8 x 8 = 64 64 is the product
Pyramid	a shape with a polygonal base and triangular sides meeting at a common point (vertex)
Quadrant	1/4 of a coordinate plane axis
Quadrilateral	a four-sided polygon
Quotient	the result when one number is divided by another Example:100÷25 = 4 4 is the quotient
Radical	a root sign
Ray	a line having one endpoint
Real Number	any number that is not imaginary Example:"1.23156..., 5, 8/6, e, square root (3)"
Rectangle	a quadrilateral with four right angles
Regular Polygon	a polygon with all sides equal and all interior angles congruent
Rhombus	a quadrilateral with equal sides
Right Angle	an angle of 90 degrees
Segment	a piece of a line with two endpoints
Solid Geometry	area of geometry dealing with 3-d objects and figures
Space	the 3-d continuous expanse and of the matter contained within
Square	a rectangle with all four sides equal
Square Root	the number that when multiplied by itself will produce a given number (the square)
Subtraction	the process of finding the difference between two numbers
Sum	the result of adding numbers Example:6+7=13 13 is the sum
Transversal	a line that intersects at least two other lines
Trapezoid	a quadrilateral with only two sides parallel
Vertex	"a corner point of a geometric figure formed by lines, planes, or both"
Vertical Angle	equal angles formed by the intersection of two or more lines
Whole Number	any positive integer, sometime 0 is included Example:"1, 24, 28, 500"