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Metal sheet required = Total surface area of the cylinder.
= 2 r r (r + h)
22
= 2 x
7
x 0.56 (0.56 + 1.4)

By Mackenzie

Metal sheet required = Total surface area of the cylinder.
= 2 r r (r + h)
22
= 2 x
7
x 0.56 (0.56 + 1.4)
22
= 2 x
7
x 0.56 x 1.96
ooroor
= 44 x 0.08 x 1.96
= 6.8992
= 6.90 sq.m
The volume of
an​

About the author
Mackenzie

(3) 8 – 2 (4 – 2) = _________.

(A) 6 (B) 4 (C) 2 (D) 12

(4) 3x – 3 (x – 2) = ________.

(A) 6

in a deviation problem £f1 d1=-12 and A=15;£f=20 then X= A.15.6

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