A triangle has one dot near its top vertex and two dots near its bottom-left vertex. It is rotated 180°. Which description must be true?

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A The dots merge into one
B The single dot moves near the vertex
C The two dots are near the top right vertex
D Both option B and C

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Answer: D. Both option B and C

After rotating the triangle 180°, the single dot is near the bottom vertex, and the two dots are near the top-right vertex.

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A triangle has one dot near its top vertex and two dots near its bottom-left vertex. It is rotated 180°. Which description must be true?

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