Farah967 Farah967
  • 15-07-2014
  • Mathematics
Answered

the length of the hypotenuse of a 30-60-90 triangle is 22 meters find the length of the side opposite 30 degree angle

Answer :

luana
luana luana
  • 07-08-2014
[tex]This\ triangle\ is\ a\ half\ of\ equilateral\ triangle\ which\ sides\ are\ 22\ m.\\\ so:\\side\ opposite\ 30\ degree\ angle\ is\ height\ of\ this\ equilateral\ triangle:\\h= \frac{a\sqrt3}{2},\ where\ a=22\\h= \frac{22\sqrt3}{2}=11\sqrt3\\\\Length\ of\ the\ side\ opposite\ 30\ degrees\ is\ 11\sqrt3[/tex]
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