67 terms

NWEA Math Vocabulary Set E

RIT 221-230
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5-frame
1.Direction 2. Distance 3. Time 4. Origin 5. Axis
absolute value
The distance a number is from zero, always positive
algebra
A branch of mathematics that solves problems involving unknown numbers
algebraic equation
an expression with one or more variables
annual
once a year
associative
the grouping can change without changing the value
bill
a piece of paper money (especially one issued by a central bank)
box-and-whisker plot
A graph that displays the highest and lowest quarters of data as whiskers, the middle two quarters of the data as a box, and the median
center
a point equidistant from the ends of a line or the extremities of a figure
coin
a metal piece (usually a disc) used as money
common denominator
an integer that is a common multiple of the denominators of two or more fractions
common factor
A number that is a factor of two or more numbers.
compute
make a mathematical calculation or computation
constant
a quantity that does not change
coordinate
a pair of numbers used to determine the position of a point on a graph
cubic centimeter
a metric unit of volume equal to one thousandth of a liter
cubic feet
The volume of a cube is one foot on each side.
cubic meter
a metric unit of volume or capacity equal to 1000 liters
cubic millimeter
a metric measure of volume or capacity equal to a cube 1 millimeter on each edge
cubic yard
a unit of volume (as for sand or gravel)
dimension
the magnitude of something in a particular direction (especially length or width or height)
distributive
a(b+c)=ab+ac
edge
a sharp side formed by the intersection of two surfaces of an object
enlargement
the act of increasing (something) in size or volume or quantity or scope
equilateral
all sides are congruent
experimental probability
probability based on the repeated trials of an experiment
expression
a group of symbols that make a mathematical statement
fastest
most quickly
frequency table
A table for organizing a set of data that shows the number of times each item or number appears.
heaviest
having great weight or greater than usual weight
inequality
A statement that compares two quantities using <, >, ≤,≥, or ≠
interest
a fixed charge for borrowing money
isosceles triangle
a triangle with two congruent sides
lightest
having the least weight
longer
having the greater length of two or the greatest length of several
mathematical sentence
a statement that indicates a relationship between two mathematical expressions
median
The middle number in a set of numbers that are listed in order
middle
an area that is approximately central within some larger region
midpoint
a point equidistant from the ends of a line or the extremities of a figure
mode
The number that occurs most often in a set of data
net
A two-dimensional pattern that can be folded to make a three-dimensional prism or pyramid
ninth
coming next after the eighth and just before the tenth in position
obtuse triangle
a triangle that contains an obtuse interior angle
outcome
result
partial product
number obtained by multiplying a number by only one digit of a two or more digit number
pi
the ratio of the circumference to the diameter of a circle, 3.14...
positive linear relationship
A relationship in which increases in the values of the first variable are accompanied by increases in the values of the second variable.
predict
to say what will happen before it occurs
prime factorization
Breaking down a composite number until all of the factors are prime
quadrant
one of four sections into which the coordinate plane is divided
real number
any rational or irrational number
rectangular shape
a parallelogram whose sides intersect 90° angles
reflexive
any quantity is equal to itself
scalene triangle
a triangle with no two sides of equal length
scatter plot
a graph with points plotted to show a possible relationship between two sets of data.
shorter
smaller distance
square meter
a unit of area equal to 1 meter by 1 meter square
standard form
Numbers written without exponents.
stem and leaf plot
A system used to condense a set of data where the greatest place value of the data forms the stem and the next greatest place value forms the leaves.
substitution
replacing a variable with a number
survey
a technique for ascertaining the self-reported attitudes or behaviors of people, usually by questioning a representative, random sample of them
ten million
10,000,000
ten thousandth
.0001
theoretical probability
Probability based on comparing the number of possible favorable outcomes to the number of total possible outcomes
thousandths
.001
transitive
a=b, b=c, a=c
twice
happening 2 times
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