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anonymous

  • one year ago

You built a skateboard ramp in the shape of a triangular prism. If you want to paint the entire ramp, even the bottom, what is the total area you will paint? 150 ft 2 210 ft 2 240 ft 2 180 ft 2

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  1. anonymous
    • one year ago
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  2. imqwerty
    • one year ago
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    ar of ramp = ar of 2 rt triangles + ar of rect base + ar of rect. incline+ ar of the rect with dimensions5and4 ar 2 triangles = 2(1/2 x 5x12) = 60 ar of rect base = 12x4=48 ar of rect incline = 4x13=52 ar of rect with dimensions4and5 = 4x5 = 20 total ar = 20+52+48+60=180

  3. anonymous
    • one year ago
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    <3thanx

  4. imqwerty
    • one year ago
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    welcome

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