Integers
All numbers, negative and positive including zero.
Positive Integers
All positive numbers starting with 1
Negative Integers
All negative numbers starting with -1
Whole numbers
All positive integers and zero
Zero
An integer that is neither positive or negative
Even numbers
Integers that are divisible by two
Odd numbers
Integers that are not divisible by two
Consecutive Integers
Integers in a sequence
Real numbers
All numbers, including decimals and fractions that correspond to a point on the number line
Factor
A divisor of an integer
Multiple of an integer n
The product of n and another integer
Prime number
A positive integer that has exactly two different positive factors, 1 and itself
Reciprocal
the inverse of a number (the reciprocal of 5 is 1/5)
Exponent
A superscript of a number that indicated the number of times to multiply the number by itself
Number squared
A number that is multiplied by itself
Number cubed
A number multipled twice by itself
Square root a number
A positive number that when squared produces the given number
Ratio
A comparison of two or more quantities
Percent
Amount per hundred
Percent change
amount of change/ original amount
Variable
A letter such as x or n, that is used to represent an unknown quality
Equation
A statement of equality between two algebraic expressions
Sequence
An ordered list of numbers
Counterexample
An example that would contradict a statement or a claim
Milli
One one-thousandth
Centi
One one-hundredth
Kilo
One thousand
12 inches
One foot
3 feet
1 yard
5,280 feet; 1,760 yards
1 mile
16 ounces
1 pound
2,000 pounds
1 short ton
8 fluid ounces
1 cup
2 cups
1 pint
2 pints
1 quart
4 quarts
1 gallon
Meter
Length
Gram
Mass
Liter
Volume
degree Celcius
Temperature
Line
A straight line extends infinitely in both directions
Line segment
A segment has two endpoints
Parallel lines
Two lines in the same plane that do not intersect
Perpendicular lines
Two lines that intersect to form four angles of equal measure and each angle has a measure of 90 degrees
Ray
A single endpoint and extends infinitely from that point
Angles
Created by the the intersection of two lines. rays or segments
Vertex
The point where two lines intersect
Straight angle
Measures 180 degree and can be represented by a straight line
Right Angle
90 degrees
Acute Angle
Less than 90 degrees
Obtuse Angle
Over 90 degrees
Complementary Angles
Two angles whose measures add up to 90 degrees
Supplementary Angles
Two angles whose measures add up to 180 degrees
Equilateral Triangle
Three equal sides
Isosceles Triangle
Two equal sides
Right Triangles
90 degree angle
Hypotenuse
The side opposite of the right angle
Legs
The other two sides of the right triangle
Perimeter
Measurement of the distance around an object. Add the measurements of all the sides
Circumference
Distance around the circle
Linear units of measure
Used to measure length
Square units of measure
Used to measure the area of a two-dimensional surface or the surface area of 3D figures
Surface Area
Total area of all outside surfaces of 3D objects
Plane Transformations
Translations, reflections, rotations, and dilations