Final answer:
To invoke the trim entities command, you can find it in the tools > sketch tools menu, the command manager > sketch toolbar, or the sketch > trim entities menu.
Step-by-step explanation:
To invoke the trim entities command, you can use different methods depending on the software you're using. In tools > sketch tools, you can find the trim entities command. In command manager > sketch toolbar, you can also find the trim entities command. Lastly, in sketch > trim entities, you can directly access the trim entities command.