Question

The sum of length, breadth and height of cuboid is 20cm.If the length of the diagonal is 12 cm, then find the total surface area of the cuboid( in cm 2 )

Q: Answer-&lt;p&gt;The sum of length, breadth and height of cuboid is 20cm.If the length of the diagonal is 12...

l b h 20 Diagonal 12 Diagonal radic l2b2h2 l b h2 l2b2h2 2l b b h h l 202 122 2l b b h h l 400 144 2l b b h h l 2l b b h h l 400-144256 Total surface area of cuboid 256

A 256

B 225

C 196

D 64

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The sum of length, breadth and height of cuboid is 20cm.If the length of the diagonal is 12 cm, then find the total surface area of the cuboid( in cm 2 )

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