document.write( "Question 36505: A tower is 275 feet high. From it's top, the angle of depression to a rock on the ground is 25degrees. Find the distance from the base of the building of the the tower to the rock. \n" ); document.write( "
Algebra.Com's Answer #22424 by venugopalramana(3286) You can put this solution on YOUR website! A tower is 275 feet high. From it's top, the angle of depression to a rock on the ground is 25degrees. Find the distance from the base of the building of the the tower to the rock. \n" ); document.write( "LET BT BE THE TOWER WITH B ON THE GROUND AND T THE TOP. \n" ); document.write( "BT=275 \n" ); document.write( "LET THE ROCK ON GROUND BE AT R. \n" ); document.write( "TRIANGLE BTR IS RIGHT ANGLED AT B. \n" ); document.write( "ANGLE TBR=90 \n" ); document.write( "ANGLE BRT=25 \n" ); document.write( "TAN(25) =BT/BR=275/BR \n" ); document.write( "BR =275/TAN(25)=590 \n" ); document.write( " |