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How to find cos11pi/3. what is the steps to find this
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May 7, 2015
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How to find cos11pi/3. what is the steps to find this
Mathematics
high-school
Cgon
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cos(11π/3)
=cos(660)
=cos(360+180+90+30)
=cos(60)
=1/2
*Use the trigonometric quadrants to figure out the answer (All, Sin, Tan, Cos). And create the 60 degree right angled triangle with an adjacent side 1 and a hypotenuse of 2.
Nmadhok
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May 12, 2015
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Nmadhok
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