Write and solve a proportion to answer the question. 30% of what number is 9?
2 answers:
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The area of the largest circular fire pit is 452 square inches.
Explanation:
Given that at a campground, a rectangular fire pit is 3 feet by 2 feet
The radius is given by 1 feet.
<u>Area:</u>
The area of the largest circular fire is given by
Substituting the values in the formula, we get,
Thus, the area of the largest circular fire is 3.14 square feet.
<u>To convert feet to inches:</u>
The feet can be converted into inches by multiplying by 12.
Thus, we have,
Hence, we have,
Simplifying,we get,
Rounding off to the nearest square inch.
Thus, we have,
Thus, the area of the largest circular fire pit is 452 square inches.