25 terms

# 7th grade final exam review

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combination
an arrangement or listing of objects in which order is not important
compound event
an event consisting of two or more simple events
constant rate of change
rate of change in a linear relationship; aka slope
direct variation
the relationship between two variable quantities that have a constant ratio
function
a relationship which assigns exactly one output value for each input value
function table
a table used to organize the input, output, and function rule
fundamental counting principle
a way to calculate (uses multiplication) all of the possible combinations of a given number of events
linear function
a function for which the graph is a straight line
net
2-d figure that can be used to build a 3-d figure
percent equation
part = percent x whole
percent proportion
compares part of a quantity to the whole quantity using a percent.
percent of change
a ratio that compare the change in a quantity to the original amount
permutation
an arrangement or listing of objects in which order is important
prism
3-d figure which rectangle faces and parallel bases
probability
change an event will happen
experimental probability
what actually happened (run trials or experiments)
theoretical probability
what should happen (predicted)
proportional
relationship between two ratios with a constant rate
rate of change
a rate that de
the relationship between two quantities that are changing, this is also slope
slope
rate of change between any two points on a line; steepness of line; rise/run
rate
ratio that compares two quantities with different units
unit rate
ratio that compares two quantities with different units and has a denominator of 1.
tree diagram
a diagram used to show the sample space
volume
the amount of space an object takes up
surface area
the sum of the areas of all the faces and bases of a 3-d figure