creating subregions in circular window

Dear all,
I'm looking for a way of divide a circular window in some arcs, using de
radius and angle, like 08 arcs and radius=15m. I need to use it as a
spatial window after...
Thanks

K?tia Em?dio da Silva DSc
Eng. Florestal
Manaus/AM



Forestry Engineer
Manaus/AM-Brazil

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