Giveninthe△ABC,a,b,carethreesidesofthetriangle,and,then...
问题详情:Giveninthe△ABC,a,b,carethreesidesofthetriangle,and,then∠AisA.acuteangle B.rightangle (英汉词典acuteangle:锐角;obtuseangle:钝角) C.obtuesangle ...
问题详情:Giveninthe△ABC,a,b,carethreesidesofthetriangle,and,then∠AisA.acuteangle B.rightangle (英汉词典acuteangle:锐角;obtuseangle:钝角) C.obtuesangle ...