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8. How much air can be contained in a balloon with diameter 6 m? r-3 |
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Answer» A balloon is in shape of a Sphere.So, In a Sphere, Diameter= 6mRadius= 6/2= 3mVolume of Sphere= 4/3× π × ( radius)³= 4/3 × 22/7 × 3³= 4/3 × 22/7 × 27= 36× 22 / 7= 792/7 = 113.14 m³ Volume of the balloon with diameter 6 m=(4/3)πr³=(4/3)×3.14×(6/2)³=113.04 m³ |
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