等边对等角:在△ABC中,∵AB=AC,∴∠_____=∠______“三线合一”在△ABC中,∵AB=AC,点D在BC上,∵∠BAD=∠CAD,∴AD⊥BC,BD=CD∵BD=CD,∴∠____=∠_____,______⊥______;∵AD⊥BC,∴_________,∠_____=______等角对等角:
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 13:05:10
![等边对等角:在△ABC中,∵AB=AC,∴∠_____=∠______“三线合一”在△ABC中,∵AB=AC,点D在BC上,∵∠BAD=∠CAD,∴AD⊥BC,BD=CD∵BD=CD,∴∠____=∠_____,______⊥______;∵AD⊥BC,∴_________,∠_____=______等角对等角:](/uploads/image/z/6122161-1-1.jpg?t=%E7%AD%89%E8%BE%B9%E5%AF%B9%E7%AD%89%E8%A7%92%EF%BC%9A%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2C%E2%88%B5AB%3DAC%2C%E2%88%B4%E2%88%A0_____%3D%E2%88%A0______%E2%80%9C%E4%B8%89%E7%BA%BF%E5%90%88%E4%B8%80%E2%80%9D%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2C%E2%88%B5AB%3DAC%2C%E7%82%B9D%E5%9C%A8BC%E4%B8%8A%2C%E2%88%B5%E2%88%A0BAD%3D%E2%88%A0CAD%2C%E2%88%B4AD%E2%8A%A5BC%2CBD%3DCD%E2%88%B5BD%3DCD%2C%E2%88%B4%E2%88%A0____%3D%E2%88%A0_____%2C______%E2%8A%A5______%3B%E2%88%B5AD%E2%8A%A5BC%2C%E2%88%B4_________%2C%E2%88%A0_____%3D______%E7%AD%89%E8%A7%92%E5%AF%B9%E7%AD%89%E8%A7%92%EF%BC%9A)
xUnA~IRZm@0D_`)ѐJK-K4P(]&>
.
ƶ&OÙssSIN㝫{}QvO碔e|#I~ WHN:
HSax!Er$Q!~dQ!EeZlI2/) Y1'%ά`/V=p+ppkqDaY̞H%\EH3q9lZ7)xpJzl^fWBj\1 opDYu`h"=}?BX,{_..Wf~BnR=k1NJ2J$
KUӐVm@0)xX@hpZGaRy ;0CZ
[UًMgX%7`wX\