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15 Cards in this Set
 Front
 Back
Angle

The figure formed when 2 rays meet at a common endpoint called a vertex.


Common factor

A number that is a factor of two or more numbers.
Ex. for 4, 12, & 16, 4 is a common factor 

Complementary angles

Two angles whose sum = 90


Diameter

A line segment that passes through the center of a circle and has its endpoints on the circle. The diameter describes how wide the circle is.


Greatest common factor (GCF)

The largestingle factor for 2 or more numbers. Ex. The GCF for 12, 24, & 48 is 12


Hexagon

A polygon with six sides.


Integers

All whole numbers (both positive and negative) and zero.


Mean

The sum of a group of numbers divided by the number of numbers. Also known as the average. Ex.  2+6+4+5+3=20
20 divided by 5 =4 4 is the mean. 

Median

A value found by ordering a group of data from least to greatest and choosing the middle value of the group.
Ex.  20, 23, 42, 64, 78 You can see that 42 is the middle number. Ex.  20, 23, 42, 64 no middle so we will take the average of the two middle #'s. 23+42=65 65 divided by 2= 32.5 

Mode

In a group of values, the value that occurs most often.
Ex.  25,46,89,25,89,95,34,25 Mode is 25 

Numerator

The part of a fraction that stands for how many parts of a whole or group are included in the fraction. Ex. 
5/6 5 is the Numerator 

Quadrilateral

A polygon that has four sides


Parallelogram

A quadrilateral with two pairs of congruent, parallel sides.


Rectangle

A parallelogram with four right angles.


Sample

Part of the population that is studied to find the characteristics of the whole population.
