Discuz Math Forum»Forum › Mathematics › High School › 内心的连线的极限

Return to list New

View 1646|Reply 0

[几何] 内心的连线的极限

[Copy link]

3158 Threads	7933 Posts	45 Reputation

Send PM

hbghlyj posted 2021-3-21 15:08 |Read mode

O在线段AB,CD和直线L上,E在L上运动,E在AB,CD上的投影为E1,E2.当E趋于O时,则△ABE,CDE的内心的连线的极限与E1E2重合.

Reply Edit

Return to list New

Quick Reply

2025-6-8 07:11 GMT+8

Powered by Discuz!

Processed in 0.014499 second(s), 21 queries

× Quick Reply To Top Edit