关于Infig1let的百科

• Infig.1,let beanequilateraltriangle,DandEbepointsonedge...

• 问题详情：Infig.1,let beanequilateraltriangle,DandEbepointsonedgesABandACrespectively,FbeintersectionofsegmentsBEandCD,and,thenthemagnituderelationbetweenAdandCEis（   ） A.  B.  C.  D.indefinite （英汉词典：equilateral等边的；intersection交点；magnitu...
• 2021-07-0816521