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SugarRainbow
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without using a calculator find sin beta and cos beta if tan beta=3/4 and sin beta= >0.
 one year ago
 one year ago
SugarRainbow Group Title
without using a calculator find sin beta and cos beta if tan beta=3/4 and sin beta= >0.
 one year ago
 one year ago

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satellite73 Group TitleBest ResponseYou've already chosen the best response.0
think of a 3  4  5 right triangle, take the appropriate ratios
 one year ago

SugarRainbow Group TitleBest ResponseYou've already chosen the best response.0
how did you get 345?
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.0
dw:1347251372575:dw
 one year ago

SugarRainbow Group TitleBest ResponseYou've already chosen the best response.0
oh wait isn't tangent like the adjacent angles or something?
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.0
you have tangent it \(\frac{3}{4}\) draw the above triangle, you get the hypotenuse is 5 either by pythagoras or by memory
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.0
no, it is not adjacent angles. if you are using right triangle trig, tangent is the length of the "opposite" side over the "adjacent" side
 one year ago

SugarRainbow Group TitleBest ResponseYou've already chosen the best response.0
okay umm so whats sin?
 one year ago
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