A andamentar s used to measure the heart rate of ater urgery.umples the uerfhets ater t minutes When the tetan the tae are graphed, the eaf the tanget ne epresents the heart rate in beats per mnue 40 4 44 2517 2657 279 2 ers 363 Heanbeats The montor enates ths vale ty caroing the ep of a secant ine ue the ttatethe patientu heat ate ate e ant ne betwoen the peinta wth che grven values oft Rount yur awers te ere teoma gace (a) e36 andt42 36 and t4 () r40 ande42 (4) t42 nd 4