1 |
2 |
1 |
2 |
π |
2 |
π |
6 |
1 |
2 |
1 |
2 |
π |
4 |
1 |
2 |
1 |
2 |
π |
2 |
1 |
2 |
1+cos2x |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
1 |
2 |
π |
6 |
1 |
2 |
1 |
2 |
1 |
2 |
π |
3 |
π |
3 |
π |
3 |
2π |
2 |
1 |
2 |
π |
3 |
1 |
2 |
1 |
2 |
π |
3 |
π |
4 |
π |
3 |
π |
3 |
2π |
3 |
1 |
2 |
π |
3 |
π |
4 |
1 |
2 |
1 |
4 |
| ||
2 |
1 |
2 |
3 |
3 |
π |
6 |
a |
b |
a |
b |
a |
b |
1 |
5 |
AP |
AB |
AC |
BP |
AP |
CP |
AP |
A.直角三角形 | B.等腰三角形 | C.等边三角形 | D.钝角三角形 |
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