How would you make cuts like these?

I’d like to make some cutting/serving boards with these somewhat random mitered and beveled edges. Some could be done with a miter saw but some of these angles seem more acute than what a miter saw is capable of. Seeking your wisdom, thank you!

I’d like to make some cutting/serving boards with these somewhat random mitered and beveled edges. Some could be done with a miter saw but some of these angles seem more acute than what a miter saw is capable of. Seeking your wisdom, thank you!