题目内容
点P在线段MN上,且
=
,则
=______
.
| MP |
| 5 |
| 7 |
| MN |
| MP |
| NP |
∵P在线段MN上,且
=
,
令|MN|=7t,则|PN|=2t,|MP|=5t,
∴
=-
;
故答案为-
.
| MP |
| 5 |
| 7 |
| MN |
令|MN|=7t,则|PN|=2t,|MP|=5t,
∴
| MP |
| 5 |
| 2 |
| NP |
故答案为-
| 5 |
| 2 |
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题目内容
| MP |
| 5 |
| 7 |
| MN |
| MP |
| NP |
| MP |
| 5 |
| 7 |
| MN |
| MP |
| 5 |
| 2 |
| NP |
| 5 |
| 2 |