Thursday

July 31, 2014

July 31, 2014

Posted by **maranade** on Tuesday, February 12, 2013 at 11:01am.

- trig -
**Reiny**, Tuesday, February 12, 2013 at 11:45amPerhaps you recognized the 30-6-90 triangle (sinØ=1/2 , so Ø=30°)

so just use a simple ratio:

h/2 = 8/1

h = 16

or

sinØ - .5

Ø = 30°

then sin30 = 8/h

h = 8/sin30 = 8/(1/2) = 16

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