Question

the length breadth ord heght
of a cuboid are 10 cm ,5 cm and
2cm respectively . Find its total
surface area​

Answer 1

Answer:

formula =2 (lb+bh+hl )

$= 2(10 \times 5 + 5 \times 2 + 2 \times 10) \\ = 2(50 + 10 + 20) \\ = 2 \times 80 \\ = 160cm {}^{2}$