Here are 2 right triangles. Explain how you know the right triangles are similar.

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

Which of the following is the graph of y= square root -x-3

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount