ahmed0102al ahmed0102al

30-05-2018
Mathematics

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JoshEast JoshEast

01-06-2018

cos α = [tex] \frac{adj}{hyp} [/tex]

Let α = 30° ; adj = 2 ; hyp = x

∴ cos 30° = [tex] \frac{2}{x} [/tex]

⇒ x = [tex] \frac{1}{(cos30)(2)} [/tex]

x = 2.31

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