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a mansion has 10 cylindrical pillars each having radios 50 cm and height 3.5m find the CSA of the pillars |
Answer» ≡QUESTION≡A mansion has 10 CYLINDRICAL pillars each having radius 50 CM and height 3.5m. Find the CSA of the pillars. ║⊕ANSWER⊕║CSA of a cylinder = 2πrh GIVEN Radius = 50 cm Height = 3.5 m = 3.5 * 100 = 350 cm CSA of a cylinder = 2 * 3.14 * 50 * 350 = 109900 cm² CSA of 10 cylinders = 109900 * 10 =1099000 cm² |
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