The size of one tile is 3×3 inch2. Find the number of tiles required to cover the roof of area 9×9 square feet.
/Hint:::--1 foot=12 inches
Answers
Answered by
0
Answer:
45678 is the right answer
Answered by
11
Answer:
1296
Step-by-step explanation:
no. of tiles =
(area of roof to be covered)/ (area of 1 tile)
=(9*9*12*12)/(3*3)
=(12*12*81)/9
= 9*144
= 1296 tiles is the answer
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