अखिल भारतीय मराठी साहित्य संमेलन 2021 निबंध लिहा
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Answered by
13
Explanation:
2 pi Rin = 440
Rin = 70
Rout = 75
A = pi Rout^2 - pi Rin^2
= 2278 m^2
2278 * 8 = 18221
Answered by
13
Answer:
18221 Tottal correct ans is this
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