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April 18, 2015

April 18, 2015

Posted by **Mari** on Monday, February 13, 2012 at 9:44pm.

- trig -
**Reiny**, Monday, February 13, 2012 at 9:51pmIn terms of angle A, the adjacent is √5, the opposite is 2, and the hypotenuse is 3

so

sinA = opposite/hypotenuse = 2/3

etc.

(you should definitely know the definitions of the trig ratios)

for angle A

sin^-1 (2/3) = 41.8°

B = 90-A = .....

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