document.write( "Question 613725: A ramp that is 18 meters long makes an angle of 9º with the ground. What is the height h of the ramp? Round your answer to the nearest tenth of a meter. \n" ); document.write( "
Algebra.Com's Answer #386202 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! sin(theta) = opposite/hypotenuse\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "sin(9) = h/18\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "18*sin(9) = h\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "h = 18*sin(9)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "h = 18*0.156434465040231\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "h = 2.81582037072416\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the height of the ramp is roughly 2.81582037072416 m which rounds to 2.8 meters\r \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Also, please consider visiting my website: http://www.freewebs.com/jimthompson5910/home.html and making a donation. Thank you\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim \n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( " |