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  Non-right trangle A=32 a=3.2 b=8.7 calculate angle B and length of side c
  by sdsweimer on May 4th, 2010 | 1 person likes this

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  Can you take four identical right triangles and put them together in such a way to prove that a^2+b^2=c^2?
  by WarHorseLeBron on July 12th, 2010 | 1 person likes this

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  sin alpha = 4/5 in Quadrant I, cos beta = -12/13 in Quadrant II, find cos (alpha + beta)
  by 15birdman on June 18th, 2010 | 1 person likes this

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  Find the height of a pyramid who's base is 230'x230' square and the angle of inclination is 52°.
  by WarHorseLeBron on July 21st, 2010 | 1 person likes this

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  Can you help with these trig functions the period, amplitude, & phase shift of each y=tan((pi)x/4) y=csc(pi-x) y=(1/4)csc(x+(pi/4))
  by class.of.13 on March 8th, 2012 | 1 person likes this

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