Sign In
Ask Question
Mathematics
Marissa Hebert
11 May, 11:00
How to find cos (-19pi/6)
+3
Answers (
1
)
Brayan Jenkins
11 May, 11:39
0
Use the unit circle.
-19pi/6 is the same as 3pi + pi/6
This means that it goes around the unit circle 3pi times and ends up at 7pi/6
So - 19pi/6 is equivalent to 7pi/6.
Looking at the unit circle, cos (7pi/6) = - √3/2
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Get an answer to your question ✅
“How to find cos (-19pi/6) ...”
in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
The 3 in 3.62 stands for 3
Answers (2)
You can buy 3 t-shirts for 24. Write a proportion that gives the cost c of buying 7 t-shirts.
Answers (2)
A car travels at the rate of x miles per hour for y minutes. which of the following gives the number of miles the car has traveled? a) x/y b) xy c) 60x/y d) xy/60 e) 60xy
Answers (1)
An office supply store sells cubicle containers that can be used to store paper clips, rubber bands and other supplies
Answers (1)
Is area and radius the same thing
Answers (1)
New Questions in Mathematics
Clarence writes the number - 240 to represent the amount he owes his brother Joe. What numbers should Clarence use to represent the other amounts given above?
Answers (1)
What is the sum of - 7 and its additive inverse?
Answers (1)
Create a slope that will be parallel to the slope provided which is 5/9 what is the parallel slope?
Answers (1)
A number x, rounded to 1 decimal place is 12.3 write down the error interval for x
Answers (1)
A middle school took all of its 6th grade students on a field trip to see a ballet at a theatre that has 2000 seats. The students filled 90% of the seats in the theatre. How many 6th graders went on the trip?
Answers (2)
Home
»
Mathematics
» How to find cos (-19pi/6)
Sign In
Sign Up
Forgot Password?