Trig Function

Trig Function
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  • Whoa!! That's a huge school.
  • (1,0)
  • OK kids everyone line up and DO NOT wander off.
  • It's a good day to tour the town's university.
  • (1,0)
  • (1,0)
  • (0,1)
  • Kids, this is what a math class looks like in college. That's Professor Avalos.
  • Professor Avalos, what does that sign mean?
  • cos = x sin = y
  • Jimmy that is an amazing question.  Allow me to explain.
  • (1,0)
  • cos = x sin = y
  • (0,1)
  • 30°
  • 17 hypotunese
  • You see Jimmy, using the Pythagorean Theorem, we know that 8²+15²=17².
  • 15 adjacent
  • 60°
  • 8 opposite
  • (1,0)
  • cos = x sin = y
  • (0,1)
  • 30°
  • In a right triangle sin30° is equal to the ratio of opposite over hypotenuse of the given angle .
  • 17 hypotunese
  • 15 adjacent
  • 60°
  • 8 opposite
  • (1,0)
  • cos = x sin = y
  • (0,1)
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