Which statement regarding the diagram is true?
M< WXY= m < YXZ
M < WXY< m < YZX
M < WXY + m < YXZ = 180°
M< WXY + m < XYZ = 180°

Suppose there is a simple index of three stocks, stock abc, stock xyz, and stock qrs. stock abc opens on day 1 with 4000 shares at $3.15 per share. stock xyz opens on day 1 with 5000 shares at $4.30 per share. stock qrs opens on day 1 with 6000 shares at $4.60 per share. the price of stock abc on day 8 begins at $3.50. the price of stock xyz on day 8 begins at $3.90. stock qrs opens on day 8 with a price of $4.50 per share. assume that each stock has the same number of shares that it opened with on day 1. what is the rate of change of this simple index over 1 week?

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?