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## Main Question or Discussion Point

what does the period of a wave , in trigonometry ... depend on ?

does it depend on the ratio of the length of the sides of the right angled triangle like this ?

does it depend on the angle ??

what are all the values you need to plot a graph like this ?

??

does it depend on the ratio of the length of the sides of the right angled triangle like this ?

does it depend on the angle ??

what are all the values you need to plot a graph like this ?

??

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