In right triangle ABC, m_B+m2C. Let sin B = r and cos B = s. What is sin C - cos C? r+s
r-s
s-r
r/s

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.

What is 0.368,0.380,0.365,and 0.383 in order from least to greatest