Balance

         The first six squares are examples of formal balance.  Formal balance is when everything is symmetrical to each other.   So the principles of designs were used because it was balanced

balance - Wiktionary, the free dictionary

The original MR530 combined turn of the millennium aesthetics with the reliability of a high milage running shoe. The reintroduced 530 applies a

530

The Art of Balance – in Architecture and Life

Forming a Balanced Sentence in English Grammar

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Is your life out of balance? - TileLetter

91,900+ Balance Icon Stock Illustrations, Royalty-Free Vector

The Importance of Balance

Balance Vector Art, Icons, and Graphics for Free Download

Chiropractic to Improve Balance and Coordination — Markson

6 Strategies to Achieve Successful Work-Life Balance