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Kainui
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|dw:1389511794629:dw| The area of this
Kainui
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|dw:1389511813864:dw| minus the area of two half circles.
Kainui
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|dw:1389511873869:dw|
Kainui
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Spend time thinking about it. I see you asking these same area questions every single day. If you just try to understand, you will understand. And once you do, you can finish these a lot faster on your own, I promise.
stupidinmath
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|dw:1389511956859:dw|
how will i find this part?
ranga
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that is the diameter of the circle.
ranga
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radius of circle = 10. so diameter = 20. So the question mark in your diagram is 20.
stupidinmath
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oh alright, I got it :)
ranga
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Alright! :)
stupidinmath
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my answer is.. approximately.. 285.84.. did i get it right?