Question

A square room is 12m long and 5m high.

i) Find the area of its floor and ceiling.

ii)Find the area of its 4 walls.

iii)Find the area of the room including floor and ceiling.

Answer 1

Answer:

given that,

length=12m

i)=area of floor and ceiling=2*a^2

area=2*12*12

area=288m^2

ii)= lateral surface area of square=4a^2

area=4*12*12

lateral surface area of square=576m^2

iii)=total surface area= 6a^2

=6*12*12=864m^2

Step-by-step explanation:

Note=lateral surface area means four side of a cube

if got it then reply

just ask any if you get any problems in sum