Saturday

April 18, 2015

April 18, 2015

Posted by **Anonymous** on Thursday, April 8, 2010 at 9:27pm.

- math -
**Reiny**, Thursday, April 8, 2010 at 9:49pmWow, after 45 years of teaching math I just learned something new.

I had never heard of a quadrantal angle, had to look it up

http://www.mathwords.com/q/quadrantal_angle.htm

take the sign of each of those angles and see what you get.

**Answer this Question**

**Related Questions**

MATH - 1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL ...

Trigonometry - ABC is a non-degenerate triangle such that 2\sin \angle B \cdot \...

Math - I already know the angle of Eastdale which is 45° due to the turn from ...

Calculus - Challenge question - Our teacher gave us this problem as a challenge...

Math - calculus help needed example: sin-1(-1/2) how do you figure this out? The...

trignometry - use degree measure for your answers. use a calculator and round ...

Math - Calculus - The identity below is significant because it relates 3 ...

math - A flagpole casts a shadow s feet long when the angle of elevation of the ...

Math - If y = sin−1 x, then sin y = x,−π/2 ≤ y ≤ &#...

trig - Reduce the following to the sine or cosine of one angle: (i) sin145*cos75...