Question

ABC and QRS are supplementary angels.
If the measure of ABC = 91. What is the measure of QRS?

Answer 1

Answer:A normal QRS complex measures 0.06 to 0.12 seconds which is 1.5 to 3 small boxes on the EKG strip. When you measure the QRS complex you start by measuring at the END of the PR interval to the END of S-wave.

Explanation:

Answer 2

71 is the right answer