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

Question

Gould

4 January, 19:26

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Answers (1)

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Deon Branch · Answer 1

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