?????????????? "wanting tuno" ????????????? ????????????? "hypotenuez" ??????????.. sound like yu hav a rite triangel with base=7255 & a angel sumweer with 20 deg... me assume the 90 deg (rite angel) is at left end av the base... assme the 20 deg angel is at rite end av base... that impli the other angel=90-20=70 deg... base=diagonal*kosine 20deg, so we no diagonal=base/kosine 20 deg... kosine(20)=0.93969262.... diagonal=7255/0.93969262=7720.609739... hite=diagonal*sine(20deg)=7720*0.342020143=2640.60405... or hite is bout 2640