Need help on these, thank you!
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She needs to purchase a cover to protect the hot tub of an area of 38.5 square feet.
<h3>What is a circle?</h3>It is a locus of a point drawn at an equidistant from the center. The distance from the center to the circumference is called the radius of the circle.
Claire has a hot tub with a diameter of 7 feet. She wants to purchase a cover to protect the hot tub.
The area of the circle is given by
We have d = 7 ft, then the area of the circle will be
More about the circle link is given below.