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 = (8-0) / (5-0) = 1.6.

A = 58 deg.

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

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