what is treemaps in google analytics ?

what is treemaps in google analytics ?

A treemap is a visualization that uses nested blocks to represent a hierarchy (tree) of your data

The Treemaps report lets you visually explore trends in your Acquisition channels so you can quickly and intuitively develop hypotheses about your incoming traffic.

If you are a regular Google Analytics user, you may have recently noticed a new report show up in your Acquisition section—Treemaps. ... A treemap is a visualization that uses nested blocks to represent a hierarchy (tree) of your data.

Treemaps represent data as rectangles. The size and color in each rectangle represent different metrics, so you can combine different aspects of your data into a single visualization