- Weight of the worker: \( W_w = 750 \, \text{N} \)
- Weight of leg \( AC \): \( W_{AC} = 100 \, \text{N} \)
- Weight of leg \( BC \): \( W_{BC} = 80 \, \text{N} \)
- Coefficient of static friction at points \( A \) and \( B \): \( \mu = 0.4 \)
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