All Geometry in 45 Minutes | Geometry Grades 7-9
на канале: Дядя Артем | Математика ОГЭ и ЕГЭ | 100балльный
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00:00-01:00 Introduction
01:00-04:08 Angles Types of Triangles.
04:08-07:33 Isosceles Triangle. Median, Bisector, Altitude.
07:33-11:12 Signs of Congruence of Triangles.
11:12-15:14 Signs of Parallel Lines.
15:14-24:20 Quadrilaterals and Their Properties (From Parallelogram to Trapezoid)
24:20-30:26 Right Triangle. Pythagoras' Theorem. Sine and Cosine.
30:26-34:32 Similar Triangles. Signs of Similar Triangles.
34:32-36:45 Central and Inscribed Angles.
35:45-39:30 Tangent to a Circle.
39:30-42:14 Inscribed and Circumscribed Quadrilaterals
42:14-45:33 The Law of Sines. The Law of Cosines