Tuesday

March 31, 2015

March 31, 2015

Posted by **Rosagne** on Monday, January 14, 2013 at 8:03pm.

- math pre calc -
**Reiny**, Monday, January 14, 2013 at 8:44pmmake sure your calculator is set to degrees

2nd

sin

(1/2.9)

= 20.17

You want the angle between 0 and 180, that is in the I or II quadrant.

20.17° is in quadrant I

the angle in quadrant II would be 180 - 20.17 = 159.83°

check:

take the sine of each of those angles and compare it to 1/2.9

**Answer this Question**

**Related Questions**

Pre Cal - sin theta - 2sin^2 theta = 0 I'm using the up carrot sign to signal "...

Math Calc - Let theta be an angle in the first quadrant, and suppose sin theta ...

Trig(continued) - 2)Find the solution of sin2 theta = cos theta if 0 -< theta...

trig - I have to retype this. For which angles theta, with 0 degrees less than/...

Algebra II - Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)...

calculas - If sin theta equals two third and zero degrees less than theta less ...

Trig - Given 2secant^2 (theta) + 1 = 5 secant (theta), solve for (theta), to the...

Math - Solving Trig Equations - Solve each equation on the interval: 0 is less ...

Precalculs - I have no idea how to do these type of problems. -------Problem...

trig 30 - If cos^2 theta -6 sin 2 theta =0, one value of theta is a)0 degrees b...