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September 18, 2014

September 18, 2014

Posted by **Dominique** on Tuesday, December 18, 2012 at 9:02pm.

a) The sin of the angle

b) The cosine of the angle

- Math -
**Reiny**, Tuesday, December 18, 2012 at 9:09pmby Pythagoras

k^2 + 24^2 = 25^2

k^2 + 576 = 625

k^2 = 49

k = ± 7

if k = +7

sinŲ = 24/25

cosŲ = 7/25

if k= -7

sinŲ = 24/25

sinŲ = -7/25

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