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You want to wrap a gift shaped like the regular triangular prism shown. How many square inches of wrapping paper do you need to completely cover the​ prism?
In a triangular prism, the front and back faces are triangles and the other faces are rectangles. In the front face, the base has length 10 inches. A dashed line joins the top vertex to the bottom side. The dashed line makes a right angle with the bottom side and has length 8.7 inches. The rectangular face on the right has height 12 inches.

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Lil Tay

  1. Surely you know how to find the area of a triangle or a rectangle. The prism has two triangular faces. Each has
    base=10 and height 8.7

    The prism has three long rectangular faces. Each has
    length=12 and height=10

    So, what do you get?

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    oobleck

  2. what is the answer

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    opening

  4. 11

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    vvv

  5. How many square inches of wrapping paper do you need to completely cover the​ prism?

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    javeon

  6. 11

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    Monique

  8. I have the same question.

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    Madeline

  9. You want to wrap a paperweight shaped like the triangular Prism Shown. How many square inches of wrapping paper do you need to completely cover the prism???

    There are 4 in 4in 4in 3.in 8 in??
    There are 2 triangles- 7+7=14
    There are rect 1- 4 x 3.5 = 14
    The other rect 2 - 8 x 4= 32
    The other rect 3- 4 x 4= 16
    Add all them up you get 72.
    The answer is 72 in 2

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    Ivannia

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