question ![]() |
réponse ![]() |
|||
---|---|---|---|---|
sin30
|
1/2
|
|||
cos30
|
√3/2
|
|||
tg30
|
√3/3
|
|||
ctg30
|
√3
|
|||
sin60
|
√3/2
|
|||
cos60
|
1/2
|
|||
tg60
|
√3
|
|||
ctg60
|
√3/3
|
|||
sin45
|
√2/2
|
|||
cos45
|
√2/2
|
|||
tg45
|
1
|
|||
ctg45
|
1
|