A Different Kind of Change

ID: lakag-datat
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Created by Illustrative MathematicsIllustrative Mathematics, CC BY 4.0
Subject: Algebra, Algebra 2
Grade: 8-9
Standards: HSF-LE.A.1HSF-BF.A.1.aHSF-LE.A
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9 questions

A Different Kind of Change

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Notice and Wonder: Three Tables

1) Look at the patterns in the 3 tables. What do you notice? What do you wonder?

A template for answering this question. Ask your instructor for an alternative.
Measuring a Garden

Noah has 50 meters of fencing to completely enclose a rectangular garden in the backyard.

A template for answering this question. Ask your instructor for an alternative.

2) Draw some possible diagrams of Noah’s garden. Label the length and width of each rectangle.

3) Find the length and width of such a rectangle that would produce the largest possible area.

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4) Explain or show why you think that pair of length and width gives the largest possible area.

Plotting the Measurements of the Graden

Noah has 50 meters of fencing to completely enclose a rectangular garden in the backyard.

A template for answering this question. Ask your instructor for an alternative.

5) Plot some values for the length and area of the garden on the coordinate plane.

A template for answering this question. Ask your instructor for an alternative.

6) What do you notice about the plotted points?

7) The points (3,66)(3, 66) and (22,66)(22, 66) each represent the length and area of the garden. Plot these 2 points on coordinate plane, if you haven't already done so. What do these points mean in this situation?

8) Could the point (1,25)(1, 25) represent the length and area of the garden?

True or false? Write below.

9) Explain how you know.