Tension on cable CD when moment on A is Zero.

[Yan_33]

Homework Statement

Looking for the tension in cable Tcd when the moment on A is equal to 0.
P1 = 73N.

I’ve had several attempts but I can’t seem to obtain the answer, which is 110,8 N.
Can anyone help me with this question?

Homework Equations

The Attempt at a Solution

 

[Chestermiller]

Show us your attempts. It's hard to help if we don't know where you are going wrong.

Chet