Which expressions represent the area of the entire shaded region, including the light and dark shading? Select three options. 12a cm2 2b cm2 (6a – b) cm2 (12a + 2b) cm2 (6a + b) cm2

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Is it greater than or less than7*3_9*2