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Caitlin's math exam vocab

Mr Hyland's math exam vocabulary cards.
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angle
the space between two lines or planes that intersect
area
the number of square units needed to cover a flat surface
bar graph
a graph that uses horizontal or vertical bars to display data
complementary angles
Two angles whose sum is 90 degrees.
coordinates
Ordered pairs that identify points on a coordinate plane. (x,y)
cross multiplication
When 2 fractions are crossed multiplied.
cross products
the results of cross multiplying
decimal
a number in the decimal system
evaluate
place a value on
fraction
part of a whole
like terms
Expressions that contain the same variables to the same power
line graph
A graph that uses line segments to show changes that occur over time
lowest terms
a fraction that has been reduced completely
mean
average of numbers
median
the middle number
mode
the most frequent value of a random variable
order of operations
the order in which operations in an expression to be evaluated are carried out. 1. parentheses 2. exponets 3. multiplication and divison 4. addition and subtraction
percent
a proportion multiplied by 100
perimeter
The distance around a shape
place value
The value of a digit based on its position within a number
probability
a measure of how likely it is that some event will occur
proper factor
all factors of a number, except for the number itself
proportion
is/of = part/whole
range
the number with the greater value minus the smaller value number
ratio
The relative magnitudes of two quantities (usually expressed as a quotient) or 5;3 or 5 to 3
rectangular coordinate grid
A device for locating points in a plane using ordered pairs or coordinates
scientific notation
A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10.
simplify
Make simpler or easier or reduce in complxity or extent
standard notation
A number written without exponents: an integer or a decimal fraction.
supplementary angles
Two angles whose sum is 180 degrees
venn diagram
A diagram that uses circles to display elements of different sets. Overlapping circles show common elements.
verticle angles
Opposite angles of two intersecting lines