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Various angles grade icon set. 15, 30, 45, 60, 75, 90, 120, 150 and 180 degree. Geometric symbol, mathematical elements #259281097
Description
Various angles grade icon set. 15, 30, 45, 60, 75, 90, 120, 150 and 180 degree. Geometric symbol, mathematical elements isolated on white background. Educational school geometry learning materials.