Using a scientific calculator or graphing calculator find the inverse tangent of the ratio. Round to the nearest degree. 1/1

Find the value of the variable and the length of each secant segment

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.

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h