linear equations
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What does slope mean in terms of two given points? | m= (y2-y1)/(x2-x1)
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| What is slope in terms of rise and run? | The ratio rise to run
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| What is the slope intercept formula of an equation of a linear function? | y = mx + b
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| slope formula | m
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| slope intercept form | y
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| point-slope formula | y-y1
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| equation of horizontal line | y
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| equation of vertical lines | x
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| midpoint formula | (x1+x2 over 2, y1+y2 over 2)
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| distance formula | square root of (x2-x1)squared+ (y2-y1)squared
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| horizontal lines slopes | 0 slope
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| vertical line slopes | no slope (undefined)
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| parallel lines | have the same slope
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| perpendicular lines | have negative reciprocal slopes
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| definition of slopes | rise over run (change in y over change in x)
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| when would you use rise over run?? | use on a graph of a line
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| when would you use the slope formula?? | when you dont have a graph and only given the ordered pair
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Created by:
jveloz
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