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In XYZ, and X = 90° , and cos Z = 7/ 25. Find sin Z and tan Y.

 Jul 7, 2020
edited by HomieForFun  Jul 7, 2020
 #1
avatar+30595 
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You can't have cosine of an angle greater than 1.  Did you mean cos Z = 5/7?

 Jul 7, 2020
 #2
avatar+14 
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i mean 7 / 25 sorry

 Jul 7, 2020
 #3
avatar+1055 
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In XYZ, and X = 90° , and cos Z = 7/ 25. Find sin Z and tan Y.

 

cos(Z) = 0.28

 

sin(Z) = 0.96

 

tan(Y) = 0.2916666666smiley666666

 Jul 8, 2020

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