m |
x |
2 |
3 |
n |
m |
n |
π |
3 |
π |
2 |
13 |
5 |
2π |
3 |
π |
6 |
π |
3 |
m |
x |
2 |
3 |
n |
x |
2 |
3 |
x |
2 |
3 |
3 |
π |
6 |
π |
3 |
π |
2 |
π |
6 |
π |
6 |
2π |
3 |
1 |
2 |
π |
6 |
π |
6 |
π |
6 |
13 |
5 |
π |
6 |
4 |
5 |
2π |
3 |
π |
6 |
π |
2 |
π |
6 |
π |
3 |
π |
6 |
3 |
5 |
π |
3 |
π |
6 |
π |
6 |
π |
6 |
4 |
5 |
3 |
5 |
24 |
25 |
π |
3 |
π |
2 |
π |
6 |
1 |
4 |
m |
n |
m |
n |
3 |
1 |
2 |
π |
2 |
a2+b2 |
3 |
1 |
2 |
| ||
2 |
π |
3 |
π |
3 |
π |
3 |
3 |
2 |
| ||
2 |
A.锐角三角形 | B.直角三角形 | C.钝角三角形 | D.不存在 |
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