Question

calculate the area of the shaded region of the circle whose inner radius is 5cm and outer radius is 10 cm
shaded area = 10 cm
guys the answer of this question is 75 pie square cm but how ​

Answer 1

Answer:

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Answer 2

area of inner circle = π5²

= 25π cm²

area of outer circle = π10²

= 100π cm²

area of shaded region = 100π-25π

= 75π cm² ...ans.