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Parabolaandinscribed triangle text. Edited version of image on Commons at Image Parabolaandinscribed triangle en Sfan CommonsHelper Ianmacm en Parabola and inscribed triangle svg Jim belk Original upload log page en Parabolaandinscribedtriangletext Ianmacm bytes no version of image on Commons at org Parabolaandinscribedtriangle