An object is projected upward with initial velocity of 124 ft per sec, its height h after t seconds is h=-16^2+124t. find the height of the object after 4 seconds.

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show