The average number of homeless in CA cities is different than the number of homeless in NY cities left tailed, right tailed or two tailed

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

What is the measure of minor arc dm?

Geometry simularity in right triangles if you need a better pic just ask