Posted by Kate on Saturday, July 16, 2011 at 5:01pm.
Find the angle (Θ) for a terminal arm with the following coordinates(round to one decimal place):
(5,8)

Math  Damon, Saturday, July 16, 2011 at 6:28pm
tan T = 5/8
T = tan^1 (5/8)
= 32.0 degrees

Math  Henry, Saturday, July 16, 2011 at 6:32pm
C(0,0), (5,8).
tanA = (80) / (50) = 1.6.
A = 58 deg.

Sorry  Damon, Saturday, July 16, 2011 at 6:38pm
Henry is correct
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