loghanmyers
loghanmyers loghanmyers
  • 24-07-2017
  • Mathematics
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In the triangle below, determine the measure of side a.

In the triangle below determine the measure of side a class=

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Аноним Аноним
  • 24-07-2017
use trigonometry 
sin 42 = a /  21

a = 21 sin 42 =  14.05
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