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la

  • 2 years ago

Can u please help me with the 1st one...i worked hard dis morrnin and still cant get it please help the answer is 25.73 m^2 but IDK how the teacher got that! http://instagram.com/p/TBWGuQGH5D/

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  1. cherio12
    • 2 years ago
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    So, I would find the total area of the whole things (rectangle and the circle) and then subtract the are of the circle So area of the whole thing is: 9*6=54 Now i need to subtract the circle Area of circle is (pir^2) so pi(3^2)=28.27 Then putting it all together 54-28.27=25.73

  2. la
    • 2 years ago
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    wat is pir & pi?

  3. cherio12
    • 2 years ago
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    pir is just pi*r (r is radius

  4. la
    • 2 years ago
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    oh ok thank u!:)

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