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computergeek123

  • 3 years ago

Can someone please help me solve this?

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  1. computergeek123
    • 3 years ago
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  2. telltoamit
    • 3 years ago
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    weel, the figure itself shows its a rectangle

  3. computergeek123
    • 3 years ago
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    So I add them all up?

  4. computergeek123
    • 3 years ago
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    4+7+10 = 21 cm? Then what?

  5. telltoamit
    • 3 years ago
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    sorry, idk how to do the second part

  6. monokerous
    • 3 years ago
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    you have to find the length and width of the rectangle/cross section.

  7. monokerous
    • 3 years ago
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    then only can you find its perimeter.

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