Question

the length breadth height of cuboid are 20 cm , 6cm ,13 cm find its tsa​

Answer 1

Given that l=20cm, b=6cm, h=13cm

∴T.S.A=2(lb+bh+lh)

=2(20 *6+6*13+20*13)

=2(120+78+260)

=2(438)

∴T.S.A=876

Step-by-step explanation:

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