1.1.2 Intro to Proofs: Part 1 1.1.2 Intro to Proofs: Part 1 begin-post-stats MIT OpenCourseWare • 27K views end-post-stats begin-duration 9:31 end-duration Math topics: _Angle_##Angle##_Angle_##Angle##_Pythagorean_theorem_##Pythagorean theorem##_Right_angle_##Right angle##_Elementary_shapes_##Elementary shapes##_Rectangle_##Rectangle##_Triangle_##Triangle##_Isosceles_triangle_##Isosceles triangle##_Square_##Square##_Elementary_arithmetic_##Elementary arithmetic##_Square_(algebra)_##Square (algebra)##_Plus_and_minus_signs_##Plus and minus signs##_Summation_##Summation##_Mathematics_##Mathematics##_Line_(geometry)_##Line (geometry)##_Dimension_##Dimension##_Shape_##Shape Other topics: _Sources_of_knowledge_##Sources of knowledge##_Rule_of_inference_##Rule of inference##_Argument_##Argument##_Mathematical_proof_##Mathematical proof video-id: GyFVgJZ0hIs channel_MIT_OpenCourseWare_ So What Learning Angle , Elementary arithmetic , Elementary shapes , Mathematics , Sources of knowledge Saturday, January 20, 2018 Share Share