Find the area of the shaded regions. helppp plz​

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.