The endpoints of AB are 2 and 22. Find the coordinate of the point P that partitions the segment in the ratio 1 : 3. Then find the coordinate of the midpoint M of AB.

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

When a rectangle is dilated, how do the perimeter and area of the rectangle change?