The volume of a cuboid is given by the product of its length, breadth and height. The length of a cuboid is 3 times its breadth and the height is one - half of the length. Find the volume if breadth is b cm.

Matching exercise

    
Match the items on the right to the items on the left.
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Breadth = b cm.
Length = 3 * Breadth = 3b cm.
Height = 12length=12×3b cm = 3b2 cm
Volume of the cuboid = Length * Breadth * Height
=3b * b *  3b2 cm3
= 3×32×b×b×b cm3
= 9b32 cm3