Question

a carpet 5 metre long and 4 metre wide is laid on a square room of side 7 meter find the area of floor left uncovered ​

Answer 1

Answer:

The area of carpet=l×b

=5×4

=20m^2

the area of square room=(side)^2

=(7m)^2

=49m^2

the area that is uncovered=(49-20)m^2

=29m^2