Trig Question five

Mathematics
Tutor: None Selected Time limit: 1 Day

Given  Triangle ABC with a = 12, b = 6, and m<A=50 degrees  , find m<B . Round the sine value to the nearest thousandth and answer to the nearest whole degree.

Dec 16th, 2014

23 degrees

a/sin A = b /sin B

sin B = b* sin A/a =6/12 * sin 50 =0.766/2= 0.383

B = sin -1  (0.383) =22.520  =230  


Dec 16th, 2014

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Dec 16th, 2014
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Dec 16th, 2014
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