The dimentions of metallic cuboid ene
| 100 cm x 80 cm x 64 cm. It is melted
| and recast into cube. what is surface
area of cube?
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3
Answer:
38400 sqr cm
Step-by-step explanation:
When we recast anything from any other thing the volume remains unchanged.
So,
volume of cuboid=volume of cube
if the side of the cube is a. then,
100 X 80 X 64 = a^3
from here,
a=80cm
now area of cube will be
=6 X 80 X 80
38400 sqr cm
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