college math
 👍 0
 👎 0
 👁 113

 👍 0
 👎 0
posted by Henry
Respond to this Question
Similar Questions

MATH PLEASE
can a reference angle be negative? Tye "reference angle" in google and check out the mathwords site :) no I copied and pasted the mathwords page for you, unfortunatly the diagram that was with it cant, express itself in text so it
asked by Kamen on November 22, 2006 
Pre calculus
1. Reference angle for 280 degrees? I do not understand why you add 360???? 2. Theta=? If reference angle =60 and theta terminates in quadrant 3. What does terminate mean? Please show work and explain why. My priority is to
asked by Anonymous on December 25, 2013 
Trignometric
i)The angle á lies between 0 and 90 and is such that 2tan sqaure á + sec square á=54tan á. show that 3tan square á +4taná4=0 and hence find the exact value of taná ii)It is give that the angle â is such that cot(á+â) =
asked by Amr on September 4, 2016 
Pre Calc
use properties of the trigonometric function to find the exact value of each expression. Do no use a calculator. sec (  pi/18) * cos (37 pi)/18 I do not see how to do this problem. Every time I do it out I get a reference angle
asked by Pre Calc on November 13, 2009 
math  trig
Suppose ABC is a right triangle with sides of lengths a, b, and c and right angle at C. Find the unknown side length using the Pythagorean Theorem and find the following trigonometric functions of the indicated angle. Given: a = 4
asked by Annika on September 25, 2013 
Trig
I'm confused on how to determine what the end result angles are for a trigonometric identity (I get how to find the value of sin, cos, etc., and I know how to find the reference angle. I just don't know how to determine further
asked by Tara on January 11, 2010 
Trigonometry
Please show me the work so i understand 2. Find the reference angle of 11π/3. 5. If θ = –18°, find the exact value of θ in radians. 6.If θ = 3, find the value of θ in degrees correct to the nearest tenth of a degree.
asked by AJ on December 12, 2012 
Trig
Find the exact value of: sin405. reference angle=225 sin225= .707106781 = .71
asked by Jon on March 6, 2008 
Math Trig
Suppose that X is an angle in standard position and that X' is it's reference angle. If cosX = 4/ squareroot of 17. find the exact value of cosX' is it 4/square root of 17?
asked by kyu on May 24, 2010 
trig
I need help on these problems: Find the exact value of tan(23pi/6) also, Find the reference angle in radians and degrees for (34pi/18) please help walk me through these.
asked by Lex on October 4, 2009