4. In the ECG cycle to the right each small square = 0.04 sec. a. What is the duration of the Pwave?
b. What is the time duration of the T wave?
C. at is the time duration of the P-R interval?
Please answer each question.

Conclusion: m∠spt + m∠tpu = 90° which of the statements supports the conclusion from the diagram and the given information. vertical angles are equal in measure. perpendicular lines meet to form right angles. adjacent angles whose exterior sides are perpendicular rays are complementary. adjacent angles whose exterior sides are perpendicular rays are supplementary.