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4 February, 01:53

The radius of the larger circle is 10 cm. The radius of the smaller circle is 5 cm. What is the approximate area of the shaded region? Large shaded circle containing a smaller white circle inside the larger circle. 70.7 square centimeters 86.5 square centimeters 102.4 square centimeters 235.5 square centimeters

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  1. 4 February, 03:52
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    Area of shaded region=π (R²-r²)

    R=Bigger radius

    and r=smaller radius

    ∴π (10²-5²)

    π (100-25)

    π75

    let's take π=3.14

    3.14*75=235.5 cm²
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