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Get Answers to all your Questions
Find the total surface area of cylindrical drum if it's diameter is 50cm and height is 45 CM pie=22 upon 7
Answers (1)
Diameter (d) = 50 cm => r= 25 cm
Height (h) = 45 cm
Total surface area =2πr (r+h)
= 2 x 22/7 x 25 (25 +45)
= 44/7 x 25 x 70
= 11000 cm2
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