“I see Corpus and Laredo coming into the fold as well. They might not make the exact triangle shape, but they are still part of this ecosystem, this South Texas Triangle economic development area that ...

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2 21 is a triangle number – it is the sum of the ... 14 words that defined 2020 4 A shape with 21 sides is called a icosikaihenagon. 5 21 is the atomic number of the chemical element scandium.