SOLUTION: an angle is measured at 2.3 radians. a) what is its measure in degrees, minutes and seconds ( to the nearest second)? b) what is its tangent?

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Question 337053: an angle is measured at 2.3 radians.
a) what is its measure in degrees, minutes and seconds ( to the nearest second)?
b) what is its tangent?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
2.3 radians
2%2Api+radians+=+360+degrees
pi radians = 180 degrees.
1 radian = 180/pi
2.3 radians = 2.3 * 180 /pi
=131 .78 degrees
0.78 degrees = 0.78*60 = 4. 68 minutes
0.68 minutes = 0.68*60 = 40.8 seconds
..
2.3rad = 131( deg ) 4 (min) 40.8 (sec)