The answer is 90 when you multiply 15 by 6
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The answer is 12, 11.625 rounds to 12 because the more than 5 always rounds up, less than 5 you round down
FORMULA:
ANSWER:
We are given with new side 2s + 3.
So, Area = (2s + 3)²
- 4s² + 9 + 12s
- 4s² + 12s + 9
