Question

A tin box of length 9 metres, breadth 2 metres and height 50 cm is made
without a lid. Find the total area of its faces.
(B) 27 m
(C) 23 m
(D) 31 m
4) 29 m
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Answer 1

Answer:

Hey mate new here

Your answer

Answer 2

Answer:

Given that l=20cm, b=12cm, h=9cm

∴T.S.A=2(lb+bh+lh)

=2[(20×12)+(12×9)+(20×9)]

=2(240+108+180)

=2×528

∴T.S.A=1056cm

2