如图:OEF=2, OGD=DEG-DEO=8-2=6, 所以OGF=6,即BGF=9-6=3, 因此BGD=6,而BFDG=9+6=15, 即BDF=9, 所以所求矩形面积为9*4=36

如图:OEF=2, OGD=DEG-DEO=8-2=6, 所以OGF=6,即BGF=9-6=3, 因此BGD=6,而BFDG=9+6=15, 即BDF=9, 所以所求矩形面积为9*4=36

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2026 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy