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LillieMax

  • 3 years ago

Polly plans to cover two walls of her rectangular room with wallpaper, as shown below. A rectangular prism is shown with two walls with a pattern on them. The length of the wall is shown as 5 m and the height as 5 m. A roll of wallpaper is 10 meters long and 0.5 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Polly require to cover the two walls? answers: 20 25 15 10

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  1. LillieMax
    • 3 years ago
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  2. bhaweshwebmaster
    • 3 years ago
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    See that total area of the wall needed to cover = 5*5 +5*5 = 25+25 = 50 And the area of a single roll of wallpaper = 10 * 0.5 = 5 So, no. required = [ use your common sense]... tell me if you can't figure out..

  3. LillieMax
    • 3 years ago
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    so would the answer be 10?

  4. bhaweshwebmaster
    • 3 years ago
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    Bingo.. Congrats..

  5. LillieMax
    • 3 years ago
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    thank you :)

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