Adverb would be the correct answer
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Answer:
810 square feet
Explanation:
The rectangular pool:
Length = 45 feet
Width = 18 feet
How many square feet do you need to cover the pool with a solar cover?
Total square feet needed to cover the pool with a solar cover
= 45 feet × 18 feet
= 810 square feet
810 square feet is needed to cover the pool with a solar cover
Yes because if the author doesn't than the reader will never know if it was true or not
