Question

If the length is 8 m breadth 5m, height 3.5m find the surface area of cuboid

Answer 1

Step-by-step explanation:

surface area of cuboid = 2(lb+bh+lh)

= 2(8×5 + 5×3.5 + 8×3.5)

= 2( 40+ 17.5 + 28)

= 2× 85.5

= 171m

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