document.write( "Question 606055: Find the exact value for Cos θ given that Sin θ= 5/7\r
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document.write( "I have this question in my book and I must not be setting it up right because I thought the answer was sqrt(74)/7, then I tried again and got the answer 24/7 and yet that still was incorrect. I cant seem to understand how to get the answer to this problem \n" );
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Algebra.Com's Answer #382047 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Find the exact value for Cos θ given that Sin θ= 5/7 \n" ); document.write( "you are given: \n" ); document.write( "opposite side=5 \n" ); document.write( "hypotenuse=7 \n" ); document.write( "By pythagorean theorem, adjacent side=√(7^2-5^2)=√(49-25)=√24 \n" ); document.write( "cos θ=√24/7 \n" ); document.write( " |