3 |
4 |
3 |
4 |
1-cos2B |
| ||
4 |
a |
sinA |
b |
sinB |
c |
sinC |
cosA |
sinA |
cosC |
sinC |
sin(A+C) |
sinAsinC |
sin(π-B) |
sinAsinC |
sinB |
sinAsinC |
sin2B |
sinAsinC |
1 |
sinB |
sinB |
sinA |
sinB |
sinC |
1 |
sinB |
b |
a |
b |
c |
1 |
sinB |
1 |
sinB |
1 | ||||
|
4
| ||
7 |
4
| ||
7 |
2π |
3 |
A.
| B.-
| C.
| D.-
|
π |
4 |
1 |
4 |
A.
| B.-
| C.-
| D.
|
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