document.write( "Question 632296: My problem is to do with the hypotenuse of a certain trig problem. The adjacent is 8.25, the opposite unknown and we have to find W, the hypotenuse. The triangle is right-angled, and the given theta is 63 degrees, 32 minutes. I have worked out cos-theta = A/H, and then cos63 32'= 8.25/W. However, when I attempt to work out this problem, the answers for the problem, a hypotenuse,always comes up smaller than the other sides (O and A). Am I doing something wrong when H = 3.68 cm and the O = 8.25 cm?\r
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Algebra.Com's Answer #398203 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! My problem is to do with the hypotenuse of a certain trig problem. The adjacent is 8.25, the opposite unknown and we have to find W, the hypotenuse. The triangle is right-angled, and the given theta is 63 degrees, 32 minutes. I have worked out cos-theta = A/H, and then cos63 32'= 8.25/W. However, when I attempt to work out this problem, the answers for the problem, a hypotenuse,always comes up smaller than the other sides (O and A). Am I doing something wrong when H = 3.68 cm and the O = 8.25 cm? \n" ); document.write( "** \n" ); document.write( "x=63º32'≈63.53º \n" ); document.write( "A=adjacent side=8.25 \n" ); document.write( "O=opposite side \n" ); document.write( "H=hypotenuse \n" ); document.write( ".. \n" ); document.write( "cosx=A/H=8.25/H \n" ); document.write( "H=8.25/cosx=8.25/cos 63.53≈18.51 \n" ); document.write( "sinx=O/H \n" ); document.write( "O=H*sinx=18.51*sin63.53≈16.57 \n" ); document.write( ".. \n" ); document.write( "opposite side≈16.57 cm \n" ); document.write( "hypotenuse≈18.5 cm \n" ); document.write( " \n" ); document.write( " |