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

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

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

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

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