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Mathematics, 02.11.2020 22:30 deedee2094

Sarah has a set of tiles that follow the pattern of the figures shown below. She says that she has a set of tiles that has nine red triangles. Is nine a reasonable number of red triangles? What is a valid explanation for your answer?

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Sarah has a set of tiles that follow the pattern of the figures shown below. She says that she has a...
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