Mariah wants to randomly sample 4 of the
26 students in her class. Describe a
process Mariah could use to create a
random sample with 4 students.

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 equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0