Posted by BreAnne on Wednesday, February 1, 2012 at 10:56pm.
I figured it out. :) the answer is supposed to be positive because sin is in the second quadrant. :)
Related Questions
geometry - 3. For each of the following, tell how many noncongruent triangles ...
trig - How do I get exact measures? cosine 270 degrees sin 90 degrees tan 360 ...
math - David made a swing for his niece Sarah using ropes 2.4 m long, so that ...
Trig - Using tables or a calculator, find tan 16 degrees 15 + cot 32.7 degrees ...
trig - Assume that we know sin(18 degrees)=(sqrt(5)-1)/4, cos(18 degrees)=(sqrt(...
Chemistry - How many kilojoules of heat are absorbed when 1.00L of water is ...
math - find the angle that is coterminal to 525 degrees and lies between 0 ...
Pre-Algebra Adv. - Find the change in temperature or elevation. 1) From -16 ...
trig - Evaluate sin(29 degrees)cos(31 degrees) + cos(29 degrees)sin(31 degrees) ...
trig - on the same set of axes: (0 degrees is greater than or equal to x and x ...
For Further Reading
