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A spiral pattern is created by pasting together squares, each with side length half that of the previous . The initial square is a unit square, and the first four iterations of this process are pictured Sz Sy Draw S6 b Which is the first s, to have area greater than 1. 331 In general, express the area an of Spas sum D Use Theorem 4. 3 and the expression from partle) to get a closed formula for an Note that, as n gets larger, an approaches 4/3 Theorem 9:3 . - Let rER with rf / and NEZ with n 20. Then onty . 8 - 1