158k views
1 vote
What is the arc length of an angle of 7π 6 radians formed on the unit circle? A) π 6 B) 5π 6 C) 7π 6 D) 5π 6

User Hedge
by
7.6k points

2 Answers

5 votes

Answer:

C

Explanation:

User Apires
by
8.5k points
1 vote
x=cost
y=sint
so x^2+y^2=1
could be represented parametrically
and you would take
Integral
sqrt (1-(dx/dt)^2+(dy/dt)^2) from 0 to 7pi/6
Note, I'm note sure if this is the correct integration formula
User TCHdvlp
by
8.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.