If 4 cos x-3 sinh x=r cos x(x-alpha),then r=
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Ratio of the sides of the two figures (fig 2:fig 1) = 2:1
Ratio of the areas of the two figures (fig 2:fig 1) = 3:1
Ratio of the perimeter of the two figures (fig 2:fig 1) = 2:1
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