zambk10
22.10.2020 •
Mathematics
Write the point-slope form of the line passing through (2, -12) and perpendicular to y = 3x.
Oy-12--|(x+2)
Oy+12=- }(x-2)
O y + 12 = 3(x - 2)
Oy+12 = -3/X - 2)
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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)