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8th Grade Math Review STAAR – Questions with Correct Answers
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8th Grade Math Review STAAR – Questions with Correct Answers
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8th Grade Math Review STAAR– Questions with Correct
Answers
slope - - A measure of the steepness of a line.
- ordered pair - - A pair of numbers that give the location of a point on a x
and y grid. for example graph (3, 2)
- linear equation - - an equation whose graph is a straight line
- slope intercept form of an equation - - y=mx + b (m is the slope, b is the y
intercept point)
- system of equations - - A set of equations with the same variables
- y-intercept - - where the line crosses the y axis
- nonlinear relationship - - whenever one quantity is plotted with another
and the resulting graph is NOT a straight line.
- function - - A prewritten formula that makes it easy to perform common
calculations
- input - - Data that is to be entered into a worksheet
- output - - Data that has been processed into a useful format.
- linear function - - A function whose graph is a straight line.
- acute angle - - An angle that is less than 90 degrees
- congruent - - Having the same size and shape
- obtuse angle - - An angle between 90 and 180 degrees
- parallel lines - - lines in the same plane that never intersect
- vertex - - A point where two or more straight lines meet.
- alternate exterior angles - - Angles that lay outside the parallel lines and
are on opposite sides of the transversal; They are congruent.
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