3 is 93 and 4 is -18 i hope this helped
A since 19 x 29= 551 and 551/375 is around 1.5
The angle of impact is 30°
<h3>What is the angle of impact?</h3>
In a bloodstain, the angle of impact can be used to determine the appearance of the resulting bloodstain if the bloodstain has a tail or pattern.
- Bloodstain pattern analysis is the study of bloodstains at a scene of the crime in an attempt to reconstruct the events that resulted in the bloodshed.
Mathematically;



Learn more about the angle of impact here:
brainly.com/question/19423063
7.72 Lbs/week
Hope this helps :)