Question

2 The cost of painting a cubical
box of side 3cm the rate of
Rs.10 per sqcm is​

Answer 1

Answer:

Area=54sqcm

54*10=₹540

Answer 2

Answer:

we have a cube then we find the lateral surface area pf cube

each side of cube is 3cm.

l.s=4a^2

4×3^2

4×3×3= 36cm

Rs.10=1cm

=10×36=360rs.