sandygarcia65
05.05.2020 •
Mathematics
What are the zeros of the function f(x) = x2 + 8x + 4, expressed in simplest radical form?
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Ответ:
37.69 (≈ 38 ft²)
Step-by-step explanation:
2πr = 30.77
r = 30.77 / (2 * 3.14) = 4.9
half of free-throw circle area: πr² / 2 = (3.14 * 4.9²) / 2 = 37.69 (≈ 38 ft²)