Which function has the graph shown? A. y = -cosx
B. y = sin(-x)
C. y = cos(x-pi/2)
D. y = cosx

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?