![subject](/tpl/images/cats/mat.png)
Mathematics, 04.03.2021 19:10 Yeetious
4. Which trigonometric expression is equal to cos 72°? A. cos 55° B. cos 50° C. sin 61° D. sin 18°
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?
Answers: 3
You know the right answer?
4. Which trigonometric expression is equal to cos 72°? A. cos 55° B. cos 50° C. sin 61° D. sin 18°...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
English, 18.10.2020 06:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.10.2020 06:01
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/istoriya.png)
History, 18.10.2020 06:01
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/en.png)
English, 18.10.2020 06:01