There are 12 boys and 13 girls in a class. if the teacher randomly chooses a student's name out of a hat, what is the probability it will be a girl? 48% 50% 52% 92%

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?