Find the area of the space enclosed by two concentric circles of radii 25 cm and 17 cm
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Answered by
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area=3.14(625-289)=3.14*336=1055.04cm2
Answered by
1
area of concentric circles = external area - internal area
= 2πR - 2πr
= 2 × 22/7 (R - r)
= 2 × 22/7 (25 - 17)
= 2 × 22/7 (8)
= 352/7
= 50.28 cm²
cheshnamehra62:
sorry by mistake I've find out it's circumference
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