AC |
AB |
AD |
5 |
11 |
DB |
CD |
AD |
AB |
AC |
4 |
5 |
π |
4 |
AD |
5 |
16 |
AB |
5 |
2 |
CD |
AD |
1 |
2 |
AB |
AC |
BC |
52+82-2×5×8×
|
1 |
2 |
π |
3 |
π |
3 |
4 |
5 |
π |
3 |
3 |
5 |
π |
4 |
2π |
3 |
π |
3 |
π |
12 |
π |
3 |
π |
12 |
π |
3 |
π |
12 |
π |
6 |
1 |
2 |
3 |
5 |
π |
3 |
3 |
5 |
π |
3 |
π |
3 |
3+4
| ||
10 |
3 |
π |
3 |
6 |
5 |
π |
2 |
π |
3 |
π |
4 |
cos2θ |
1+sin2θ |
(sinx-cosx)sin2x |
sinx |
A.tanx | B.sinx | C.cscx | D.cosx |
π |
4 |
3π |
4 |
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