Math, asked by ArpanaBudhathoki, 3 months ago

the cuboid has total surface area 1332 cm square. its breadth and height are 15 cm ans 12 cm find its length

Answers

Answered by llchummill

0

Step-by-step explanation:

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

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