Oh brother! You’re getting into more advanced type illustration, given this example.
Here are the steps outlined in the attached AI file.
I’m sure there are a dozen ways you could do this, but hopefully this will give you some ideas.
1 – Create an object with the Polygon tool.
2 – Make it fancy.
Object Blend Specified Steps.
Add Effect Distort Zig Zag.
Expand.
Pathfinder Minus Back.
Cleanup.
3 – Duplicate with Cmd + D to create the pattern.
See: https://library.creativecow.net/articles/rosati_vincent/radial_patterns.php
4 – Object Envelope Distort Make with Top Object.

Working example file here:
7074_warpedpatternv10.ai.zip
Vince
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