Answer:
If referring to surface area, it would be equal to 114 ft²
Step-by-step explanation:
Area = BH or LW
Multiply the two dimensions given
12 * 9.5 = 114
114 square feet
Well if he uses 3 times that amount the following days he used 27 in total for the three days
sorry i have to comment to "answer" a question... so i can ask a question.. have a nice day.