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Use a special right triangle to write cos 30
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Use a special right triangle to write cos 30
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Oct 2, 2018
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Use a special right triangle to write cos 30
Mathematics
middle-school
Ramin Melikov
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cos 30= s√3(FRACTION)2s=3√(FRACTION)2
Fahim Ahmed
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Oct 7, 2018
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Fahim Ahmed
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