[accordion openall=”false” clicktoclose=”true” state=”closed” autoclose=”false” openfirst=”true” clicktoclose=”true”] [accordion-item title=”What do you notice? What do you wonder?”] [/accordion-item] [accordion-item title=”Spark Image”] [/accordion-item] [accordion-item title=”Estimation Prompt: Image”] [/accordion-item] [accordion-item title=”Estimation Update: Image”] [/accordion-item] [accordion-item title=”Estimation Reveal: Image”] [/accordion-item] [/accordion]
[accordion openall=”false” clicktoclose=”true” state=”closed” autoclose=”false” openfirst=”true” clicktoclose=”true”] [accordion-item title=”Struggle Prompt: Video”] [/accordion-item] [accordion-item title=”Struggle Prompt: Image”] [/accordion-item] [/accordion]

[accordion openall=”false” clicktoclose=”true” state=”closed” autoclose=”false” openfirst=”true” clicktoclose=”true”]

[accordion-item title=”Reveal: Video”]

[/accordion-item]

[accordion-item title=”Reveal: Image”]

[/accordion-item]

[/accordion]

[accordion openall=”false” clicktoclose=”true” state=”closed” autoclose=”false” openfirst=”true” clicktoclose=”true”]

[accordion-item title=”Consolidation Prompt #1″]

What is the area of the triangle below? Justify your answer.

[/accordion-item]

[accordion-item title=”Consolidation Prompt #2″]

The area of a triangle is half the area of a rectangle with the same length base and height. Defend this statement.

[/accordion-item]

[accordion-item title=”Consolidation Prompt #3″]

The cost of sod is $6.75 per square-metre, while the cost to hire a company to cement a patio is $180 per square-metre.

  1. How much will it cost to sod the 72 square-metre section of grass and cement the 72 square-metre section of patio? Do not consider any taxes or additional charges.
  2. In some states or provinces, the government charges a sales tax calculated as a percentage of the total cost. What would the sales tax be for areas that have a:
    1. 10% sales tax?
    2. 5% sales tax?
    3. 15% sales tax?
  3. What is the sales tax in your region? Use it to calculate the sales tax on the cost of the sod and cement patio.

[/accordion-item]

[/accordion]

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