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proč se úhly trojúhelníku přidávají k 180 stupňům? Date: 4/17/96 at 19:16:32From: AnonymousSubject: Geometry, angles in a triangleHi! We were wondering why all the angles in a triangle add up to 180 degrees. Several of us are trying to prove Mr. Smith wrong and draw a triangle differently!Thank you. Date: