Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys

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Grade 8 McGraw Hill Glencoe - Answer Keys

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Question 10 (request help)
Multiple Representations For working 3 hours, Sofia earns $30.60. For working 5 hours, she earns $51. For working 6 hours, she earns $61.20.

a. Graphs Graph the information with hours on the horizontal axis and money earned on the vertical line. Draw a line through the points.
Type below:

slope =

Question 10 (request help)
c. Words What does the slope of the line represent? How does the slope relate to the unit rate?
Type below:

H.O.T. Problems Higher Order Thinking

Question 11 (request help)
Find the Error Jacob is finding the slope of the line that passes through X(0, 2) and Y(4, 3). Circle his mistake and correct it.
m =

Question 12 (request help)
Persevere with Problems Two lines that are parallel have the same slope. Determine whether quadrilateral ABCD is a parallelogram. Justify your reasoning.