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|
TABLE IN
TRIGONOMETRY
| Angles(deg)>> |
0 |
30 |
45 |
60 |
90 |
| Sin
A |
0 |
1/2 |
1/SQRT
2 |
(SQRT
3)/2 |
1 |
| Cos
A |
1 |
(SQRT
3)/2 |
1/SQRT
2 |
1/2 |
0 |
| Tan
A |
0 |
1/(SQRT
3) |
1 |
(SQRT
3) |
undefined |
| Cot
A |
undefined |
(SQRT
3) |
1 |
1/(SQRT
3) |
0 |
| Cosec
A |
undefined |
2 |
SQRT
2 |
2/(SQRT
3) |
1 |
| Sec
A |
1 |
2/(SQRT
3) |
SQRT
2 |
2 |
undefined |
Note:
Tan A = (Sin A)/(Cos A)
Cot A = (Cos A)/(Sin A)
Cosec A = 1/(Sin A)
Sec A = 1/(Cosec A)
If we remember these and know the values of
Sin and Cos A we can derive the rest
|
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