Math Practice 101
Homework Explained - Math Practice 101

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Grade 6 HMH Go Math - Answer Keys


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  • Question 8 (request help)

    Alani is building a set of 4 shelves. Each shelf will have 2 supports in the shape of right isosceles triangles. Each shelf is 14 inches deep. How many square inches of wood will she need to make all of the supports?

    a. What are the base and height of each triangle?
  • Base:   in.
    Height:   in.
  • Question 8 (request help)

    b. What formula can you use to find the area of a triangle?
  • Type below:
  • Question 8 (request help)

    c. Explain how you can find the area of one triangular support.
  • Type below:
  • Question 8 (request help)

    d. How many triangular supports are needed to build 4 shelves?
  •     supports
  • Question 8 (request help)

    e. How many square inches of wood will Alani need to make all the supports?
  •     \(\text{in.}^{2}\)
  • Question 9 (request help)

    The area of a triangle is \(97.5\text{ cm}^{2}\). The height of the triangle is 13 cm. Find the base of the triangle. Explain your work.
  • b =     cm
  • Question 10 (request help)

    The area of a triangle is \(30\text{ ft}^{2}\).

    For numbers 10a–10d, select Yes or No to tell if the dimensions given could be the height and base of the triangle.

    10a. h = 3, b = 10

    10b. h = 3, b = 20

    10c. h = 5, b = 12

    10d. h = 5, b = 24
  • 10a.    
    10b.    
    10c.    
    10d.    

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