Thursday

March 5, 2015

March 5, 2015

Posted by **Ruby** on Saturday, June 4, 2011 at 10:39pm.

- trig -
**Reiny**, Saturday, June 4, 2011 at 11:35pmnot familiar with the expession "-5 on 4"

do you mean -5/4 ?

if tanØ = -5/4 and cosØ >0

then we know Ø is in quadrant IV

by Pythagoras, the hypotenuse of the standard triangle is √41

sinØ = -5/√41

sec Ø = √41/4

**Answer this Question**

**Related Questions**

trig - If sin theta is equal to 5/13 and theta is an angle in quadrant II find ...

Calculus - I wanted to confirm that I solved these problems correctly (we had to...

trig - If cosecant of theta equals 3 and cosine of theta is less than zero, find...

precalc h - sin(theta)/1-cos(theta) + 1-cos(theta)/sin(theta) = 2csc(theta) That...

Algebra II - Multiple Choice Which expression is NOT equivalent to 1? (theta) ...

Precalculus(NEED HELP ASAP PLEASE!!) - cot(theta)= 3 pi < theta < 3pi/2 ...

Physics - An object is shot at 20m/s at an angle theta. The object lands 24m ...

trig - If theta is the measure of an angle in standard position with the given ...

math - I have a question I have been working on since yesterday and I am not ...

math (trig) - if cos 2 theta = -(1/3) and theta is in Quadrant 2, find sin theta...