Aroom is 18ft long by 18ft wide. a blueprint shows the room to be 3.5 inches long. what is the width of the room in the bkueprint

In the diagram below what is the approximate length of the minor arc ab

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano