A(r) is a function that gives the area of a circle with radius r. It can be written in equation form as A(r) = 3.14r2. What is the value of A(4)? A. 157.75 B. 25.12 C. 19.14 D. 50.24

A(r) is a function that gives the area of a circle with radius r. It can be written in equation form as A(r) = 3.14r2. What is the value of A(4)?

A. 157.75
B. 25.12
C. 19.14
D. 50.24

1 Answer

A(r) is a function that gives the area of a circle with radius r. It can be written in equation form as A(r) = 3.14r2. What is the value of A(4)? A. 157.75 B. 25.12 C. 19.14 D. …

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