1 |
2 |
5 |
1 |
2 |
|
∥ |
. |
|
|
5 |
6 |
17 |
6 |
OA |
OB |
1 |
2 |
1 |
2 |
5 |
| ||
2 |
1 |
2 |
1 |
2 |
5 |
| ||
2 |
5t2 |
4 |
5 |
5 |
5 |
| ||||
2 |
| ||
2 |
1 |
2 |
| ||
4 |
5 |
5 |
2 |
5 |
4 |
1 |
2 |
5 |
| ||||
2 |
3
| ||||
2 |
HP |
tan∠HQP |
5 |
5 |
5 |
(3
| ||||
4 |
5 |
4 |
15 |
2 |
25 |
4 |
AB |
BH |
OA |
HE |
| ||
BH |
1 | ||
|
12 |
5 |
42 |
5 |
17±
| ||
10 |
-43-
| ||
10 |
-43+
| ||
10 |
42 |
5 |
-43-
| ||
10 |
-43+
| ||
10 |
1 |
2 |
1 |
AF |
1 |
BF |
1 |
PF |
1 |
QF |
1 |
2 |
1 |
2 |
1 |
2 |
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