Question

Three solid cubes of sides 1 cm, 6 cm and 8 cm are melted to form a new cube find the surface area ou
the new cube thus formed.
hoy are 50 cm 40 cm and 23 cm and its thickness is 3 cm. itl cubic cm of​

Answer 1

Answer:

. Total Vol. of the 3 cubes:

1^3+6^3+8^3=I+216 +512=729cm3

Vol. of new CUBE =729cm3

Side of new CUBE =v729=

=v9^3=9cm

Tsa of new CUBE = 6a^2 = 6x9^2

= 6x8l=486cm2