Final answer:
Machine and cable weight exercises can only be done by going through a fixed path of motion. Examples include leg press, chest press, lat pulldown, and cable flys.
Step-by-step explanation:
The exercises that someone can only do by going through a fixed path of motion are machine and cable weight exercises. These exercises typically involve using weight machines or cables where the movement is guided along a predetermined path. Examples include leg press, chest press, lat pulldown, and cable flys.
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