2 years ago

The function f(r) gives the area of a circle with radius r.

Mathematics

1 answer:

Darina [25.2K]2 years ago

8 0

Answer:

A. 50.24

Step-by-step explanation:

Put the value where the variable is and do the arithmetic.

f(4) = 3.14(4²) = 3.14×16 = 50.24

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