Answer:
210 student's
Step-by-step explanation:
80 students chose the aquarium.
60 students chose the science center.
30 students chose the planetarium.
40 students chose the farm.
The students can't vote for more than one place, so you just add all the numbers together.
80 + 60 + 30 + 40 = 210 students
Answer:
Step-by-step explanation:
In a right triangle the tangent of an angle is the ratio of the opposite length over the adjacent*. In formulas, 
Solving for x, using a calculator for the tangent,
*I promise I didn't just spellcheck that.
Answer:
Wrote more books and articles, 450 books!
Step-by-step explanation:
