The third option, 100*
making it an abtuse triangle
If incorrect, sorry
Answer:
the answer is 1
because 1 is not multiple in our self
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
Function: 12+0.5x
12+0.5x=18.5
0.5x=6.5
x=13 days