Answer:
12
Step-by-step explanation:
144+12^2-72x6/3 would be just simply 144. The square root of a number would be trying to find a number multiplied by itself, which would be the original number. So the square root of 144 would be 12.
the answer is 312 hopes this helps
the square root of 144 is 12
12+12^2 =?
12+144=156
156x6=936
936/3=?
312
68.06 sq. feets
Area of room's floor
11.33 × 7 = 79.33
Area of tiled floor
4.83 × 2.33 = 11.278
Area of floor needed to be carpeted
79.33-11.278= 68.06
ture