Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 3: Proportional Relationships; Lesson 1: Representing Proportional Relationships


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  • Question 13 (request help)

    The graph shows the relationship between the distance that a snail crawls and the time that it crawls.
    a. Use the points on the graph to make a table.

                                 

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  • Question 13 (request help)

    b. Write the equation for the relationship and tell what each variable represents.

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  • Question 13 (request help)

    c. How long does it take the snail to crawl 85 inches?

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  H.O.T.  

  Focus on Higher Order Thinking  

  • Question 14 (request help)

    Communicate Mathematical Ideas

    Explain why all of the graphs in this lesson show the first quadrant but omit the other three quadrants.

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  • Question 15 (request help)

    Analyze Relationships

    Complete the table.

    a. Are the length of a side of a square and the perimeter of the square related proportionally? Why or why not?

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  • Question 15 (request help)

    b. Are the length of a side of a square and the area of the square related proportionally? Why or why not?

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  • Question 16 (request help)

    Make a Conjecture

    A table shows a proportional relationship where k is the constant of proportionality. The rows are then switched. How does the new constant of proportionality relate to the original one?

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