Solve. -A Rectangle That Is X Feet Wide Is Inscribed in in a Circle

question 21

Multiple Choice

Solve.
-A rectangle that is x feet wide is inscribed in a circle of radius 20 feet. Express the area of the rectangle as a function of x. Graph the function and from the graph determine the value of x, to the
Nearest tenth of a foot, which will maximize the area of the rectangle.

• A)28.3 feet
• B)28.7 feet
• C)29.1 feet
• D)27.9 feet

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