February 26, 2017

Homework Help: math:)

Posted by Nicole on Tuesday, December 18, 2012 at 10:11pm.

If the given point is on the terminal arm of an angle A in standard position, angle A is greater than or equal to 0 degrees and it is less than or equal to 180 degrees, find the measure of angle A, to the nearest tenth of a degree.
a) (4,3)
b) (12,5)
c) (-6,8)
d) (-24,7)

PLEASE help me!! with the steps and all i have no idea about this... thankyou so much!!

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