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what is the other 6 trigonometric functions of Sin A 3/7

 Jan 4, 2015

Best Answer 

 #1
avatar+128406 
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sin = y / r      cosec = r / y  

cos = x / r      sec = r / x

tan = y / x       cot  = x / y

 

Here, we know y = 3 and r = 7  so...using the Pythagorean Theorem, x  = √(7^2 - 3^2)  = √(49 - 9) = √40 = 2√10

Knowing these values....can you finish this one ???

 

 Jan 4, 2015
 #1
avatar+128406 
+5
Best Answer

sin = y / r      cosec = r / y  

cos = x / r      sec = r / x

tan = y / x       cot  = x / y

 

Here, we know y = 3 and r = 7  so...using the Pythagorean Theorem, x  = √(7^2 - 3^2)  = √(49 - 9) = √40 = 2√10

Knowing these values....can you finish this one ???

 

CPhill Jan 4, 2015

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