Amir stands on a balcony and throws a ball to his dog, who is at ground level.
The ball's height (in meters above the ground), 2 seconds after Amir threw it, is modeled by
h(x) = -(x + 1)(x-7)
What is the maximum height that the ball will reach?

Aline passes through 3,7 and 6,9 what equation represents the line

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.