document.write( "Question 813659: Hello, Im taking college algebra and being introduced to trig; I am allowed to use excel, but that doesn't help if I don't know what is going on in the problem, for I am unsure where to type in my numbers. I was wondering if someone can help me work this problem out with pencil -- maybe if I understood what was going on then I could take advantage of excel. I'm lost with the Sin, Cos, Secs, and Tans. Thanks in advance!! Here's my problem (no pun intended)\r
\n" ); document.write( "\n" ); document.write( "A plane takes off making a 18 degree angle with the ground. After the plane travels two miles at this angle, how high is the plane? \n" ); document.write( "

Algebra.Com's Answer #489853 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "
\n" );
document.write( "sin θ =  ****
\n" );
document.write( "cos θ  = 
\n" );
document.write( "tan θ = 
\n" );
document.write( "A plane takes off making a 18 degree angle with the ground. 
\n" );
document.write( "After the plane travels two miles at this angle, how high is the plane?
\n" );
document.write( "hyp = 2 mi , a = how high the plane is
\n" );
document.write( " sin(18°) = a/2
\n" );
document.write( "2sin(18°) = a \n" );
document.write( "

\n" );