Homework Help: trig

Posted by Scott on Sunday, April 24, 2011 at 10:13pm.

find, to the nearest tenth of a meter, the length of the arc intercepted by a central angle of 160 degrees if a radius of the circle in 8 meters long

trig - drwls, Sunday, April 24, 2011 at 10:34pm
(160/180)*pi*R = 22.3 meters

Convert 160 degrees to radians (by multiplying by pi/180 radians per degree) and multiply the result by R.

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