Solve for x using an equivalent exponential expression.The discus is thrown from a circular region 8 feet 4 inches in diameter. What is the area of the circle (in square inches)? Use 3.14 for ?. Round to the nearest tenth, if necessary.

A. 3,925.0 sq in.
B. 7,850.0 sq in.
C. 31,400.0 sq in.
D. 314.0 sq in.


Answer: B

Mathematics

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A.
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C.
D.

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Fill in the blank(s) with the appropriate word(s).

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