Answer:
390.242 MPa
Explanation:
Attached is the full solution.
Beta software
D
the way vertices are connected may be different so having same number of edges do not mean that total degree will also be same.
1/4
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1. Az=258 lb
2. My=3440 ft lb
3. ∑Mz= 0
∑ Fx= Ax=0
∑ Fy= Ay=0
∑ Fz= Az-86-86-86
Az=258 lb
∑Mx=86 X 31 +Mx=0
Mx=2666 ft lb
∑My=86 X 40 +My=0
My=3440 ft lb
∑Mz= 0
