Math Problem Statement
Titik A (-2,8) dirotasikan terhadap pusat O(0,0) sejauh 180° searah putaran jarum jam. Koordinat bayangannya adalah.
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Coordinate Geometry
Rotation
Formulas
Rotation formula for 180°: (x', y') = (-x, -y)
Theorems
Rotation Theorem: A rotation of 180° around the origin (0, 0) results in coordinates (-x, -y)
Suitable Grade Level
Grades 9-11
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