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What is slope?
Transcript of What is slope?
Standard 3 & 4
What is slope?
Standards 3 & 4
the ratio of the vertical change to its horizontal change
the variable m = slope
rise / run
change in y / change in x
Are you confused?
This video might straighten things out...
Now, it's your turn.
Types of slope:
Find the slope.
Find the slope of the line passing through the points.
NCTM: Standard 3 & 4
However, you can not use slope triangles when gridlines are not present or you are given two ordered pairs.
So... then what?
Watch closely and you'll see.
and one more...
Flickr. (2011). Retrieved from http://www.flickr.com/search/?w=all&q=slope&m=text
Mathscore.com. (2008). Retrieved from http://www.mathscore.com/math/free/lessons/California/8th_grade/Graphs_to_Linear_Equations_lesson.html
Initial Practice: Determining whether the slope of a line is positive, negative, infinite, or zero. Retrieved from http://cstl.syr.edu/fipse/grapha/unit4/Prac9.html
Larson, Boswell, Kanold, Stiff. (2008). Math course 3: pennsylvania edition. Evanston, IL: McDougal Littell
Discovery education. (2011). Retrieved from http://www.discoveryeducation.com/
Are you ready to try your own?
Here you go...
Last, but not least...maybe this catchy video/song will help store the meaning of slope for good.
Wolfe, R. (2009). Digital storytelling/math tutorial edim 504/finding slope. Retrieved fromhttp://www.youtube.com/results?search_query=finding+slope&aq=f
from Microsoft XP images
So you are getting better at calculating slope, but where do you see slope in real-life?