Which Pacific island groups are included within Polynesia?

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Polynesia is a vast ethnogeographic region in the east-central Pacific Ocean defined by a large triangular area. The apex of this triangle is the Hawaiian Islands in the north, with its base angles anchored by New Zealand in the west and Easter Island (Rapa Nui) in the east.12

In addition to these points, the region encompasses the following island groups and territories:12

Some definitions also include the Line Islands and Phoenix Islands as part of the region.3