Math Problem Statement
Járn í föstu formi (Fe) er í upphaflegu ástandi. Þegar járnið er þjappað saman, breytist það ekki í efnalegu tilliti heldur verður þéttleikinn hærri.
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Angles
Triangles
Exterior Angles
Formulas
Sum of angles in a triangle (180°)
Supplementary angles on a straight line (180°)
Theorems
Triangle Angle Sum Theorem
Exterior Angle Theorem
Suitable Grade Level
Grades 6-8
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