A walking track with a semicircle at each end is shown below. What is the approximate length of the track in miles?

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)