You haven't linked anything, link it in the comments if you want the answer.
Answer:
L = length of beam (known)
LS = length of sections to cut (unknown)
W = weight of beam (known)
WS = weights of sections to cut (known)
W/WS = L/LS
Angle b is 4 bro the answer is there in the question
Answer:
Step-by-step explanation:
3x+8