tombomb7395
24.04.2020 •
Mathematics
If a radius is 16 feet long, what is the length of an arc whose measure is 60 degrees?
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Ответ:
(16/3)π ft
Step-by-step explanation:
The arc length formula is s = rФ, where Ф is the central angle in radians.
Here the central angle is 60° so we must convert this to radians:
60° π π
* = radians
1 180° 3
Thus, the arc length of interest is s = (16 ft)(π/3 rad) = (16/3)π ft
Ответ: