In cumulene, what are the c=c=c and h−c−h bond angles, respectively? enter the c=c=c bond angle followed by the h−c−h bond angle separated by a comma.

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are