Ex. (3)A tent of a circus is such that its lower part is cylindrical and upper partis conical. The diameter of the base of the tent is 48 m and the height of thecylindrical part is 15 m. Total height of the tent is 33 m. Find areaof canvas required to make the tent. Also find volume of air in the tent.
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Answer: 59727.36 metre cube
Step-by-step explanation:
Volume of tent = Volume of cylinder + Volume of cone
= πr²h + 1/3πr²h
= πr² (h + 1/3 * h)
= 22/7 × 24 × 24 (15 + 1/3 18)
= 22/7 × 24 × 24 (15 + 54/3)
= 22/7 × 24 × 24 × 99/3
= 59727.36 metre cube
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