document.write( "Question 881088: An engineer on the ground is looking at the top of a building. The angle of elevation to the top of a building is 38°. The engineer knows the building is 300 ft tall. What is the distance from the engineer to the base of the building to the nearest whole foot? \n" ); document.write( "
Algebra.Com's Answer #532037 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! An engineer on the ground is looking at the top of a building. \n" ); document.write( " The angle of elevation to the top of a building is 38°. \n" ); document.write( " The engineer knows the building is 300 ft tall. \n" ); document.write( " What is the distance from the engineer to the base of the building to the nearest whole foot? \n" ); document.write( ": \n" ); document.write( "let d = dist to the building \n" ); document.write( "Use the tangent of the angle of 38, where side op = 300; side adjacent = d \n" ); document.write( "tan(38) = \n" ); document.write( ".7813 = \n" ); document.write( "mult by both sides by d \n" ); document.write( ".7813d = 300 \n" ); document.write( "d = \n" ); document.write( "d = 384 ft \n" ); document.write( " |