the floor of a cubical room has perimeter 24m. find the cost of white washing the walls of the room and ceiling at the rate of 7.00 per mertre square.
Answers
Answered by
1
Hiii buddy!!!
The perimeter of square = 4 * side
=> 4 * side = 24 m
=> side = 24/4
=> side = 6 m
TSA = CSA + Are of ceiling
=> 4* side^2 + Side^2
=> 4 * 6^2 + 6^2
=> 4 * 36 + 36
=> 168m^2
Cost of whitewashing 1 m^2 = ₹7
Cost of whitewashing 168m^2 = 7 * 168
=> ₹1176
NOTE :-
For more such answers to your question follow me and mark me brainlest
The perimeter of square = 4 * side
=> 4 * side = 24 m
=> side = 24/4
=> side = 6 m
TSA = CSA + Are of ceiling
=> 4* side^2 + Side^2
=> 4 * 6^2 + 6^2
=> 4 * 36 + 36
=> 168m^2
Cost of whitewashing 1 m^2 = ₹7
Cost of whitewashing 168m^2 = 7 * 168
=> ₹1176
NOTE :-
For more such answers to your question follow me and mark me brainlest
Similar questions