Question

7. 7 Giresidiocube - 4 ana than length alcubaid ut uth 1 of cubaid =4+4+4+​

Answer 1

Answer:

Total surface area of a cuboid =2(l×b+b×h+l×h)

Let A be the total surface area of the cuboid with length =16cm, breadth =14 cm and height =20 cm

Thus,

A=2(16×14+14×20+20×16)

=2(224+280+320)

=1648cm

2