Consulte Graatis
Find a Question:
Cristina Freitas's Profile
![](https://secure.gravatar.com/avatar/f4f17b54eae9e3ee9d0e7ff23e3345fd?s=50&d=https%3A%2F%2Fwww.professoronline.net%2Fwp-content%2Fthemes%2Finstant-qa%2Fimages%2Fdefault-user-avatar-1.jpg&r=G)
Star Rating: [3
]
Member Since: Feb 24, 2014
Total # Questions Provided: 2
Total # Answers Provided: 0
![Grey Star Level Grey Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-big.png)
fev
24
2014
Trigonometria na circunferencia
Qual o valor de: a) sen 4pi b) sen 17pi/3 c) sen 19pi/3 d) sen 1290º e) sen (-pi/3) f) cos (-pi/3) g) cos 10pi h) cos 13pi/2 i) cos 37pi/2 j) cos (-2pi/3) k) cos 1560º l) cos 19pi/6 m) cos...
fev
24
2014
Exercicicios de trigonometria na circunferencia
De o sinal de: a) sen (-pi/2) b) sen (-5pi/4) c) sen (10pi/3) d) sen 850º e) sen 3816º Não sei é a maneira como estou digitando essa pergunta na internet, mas não encontro nenhuma resposta...
Star Points Scale
Earn points for Asking and Answering Questions!
![Grey Sta Levelr](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-big.png)
![Grey Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/grey-star-points-icon.png)
![Green Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/green-star-big.png)
![Green Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/green-star-points-icon.png)
![Blue Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/blue-star-big.png)
![Blue Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/blue-star-points-icon.png)
![Orange Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/orange-star-big.png)
![Orange Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/orange-star-points-icon.png)
![Red Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/red-star-big.png)
![Red Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/red-star-points-icon.png)
![Black Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/black-star-big.png)
![Black Star Level](https://www.professoronline.net/wp-content/themes/instant-qa/images/black-star-points-icon.png)