Math Tech 2 10 th Grade. Elementary Algebra Standards EA-2.6 EA-5.6 EA-5.7.

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DETERMINING THE SLOPE OF A LINE Math Tech 2 10 th Grade

Transcript of Math Tech 2 10 th Grade. Elementary Algebra Standards EA-2.6 EA-5.6 EA-5.7.

Page 1: Math Tech 2 10 th Grade. Elementary Algebra Standards  EA-2.6  EA-5.6  EA-5.7.

DETERMINING THE SLOPE OF A LINE

Math Tech 210th Grade

Page 2: Math Tech 2 10 th Grade. Elementary Algebra Standards  EA-2.6  EA-5.6  EA-5.7.

•The students will… determine the slope of a line from a

graph.determine the slope of a line using the

slope formula.determine the slope of a line from

data in a table.

Elementary Algebra Standards EA-2.6 EA-5.6 EA-5.7

Page 3: Math Tech 2 10 th Grade. Elementary Algebra Standards  EA-2.6  EA-5.6  EA-5.7.

Review of Slope Intercept Form

In the equation y = 2/3x – 5, 2/3 represents the __________ of the line.When you are graphing y = 3/4x + 7,

3/4 indicates that you should move up _____units and over ______ units from the y-intercept 7.

The graph of y = -3 is a ________________ line.

The graph of x = 2 is a _________________ line.

slope

3 4

horizontalvertical

Page 4: Math Tech 2 10 th Grade. Elementary Algebra Standards  EA-2.6  EA-5.6  EA-5.7.

What is the slope of a line?

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Slope can be … Positive

Negative

Zero

Undefined (No slope)

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Slope can be determined by…

Rise Run

m = y2 – y1 x2 – x1