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Geometry - school course for grades 7-11. Training, formulas, problems, solutions
Our application is video lessons in geometry for grades 7-11 from the best teachers in the country, created so that every child has the opportunity to receive a free high-quality general education. We will teach children to solve geometric problems from scratch, apply mathematical formulas and rules. Contents of the geometry course: Section 1. Initial geometric information Section 2. Triangles Section 3. Parallel lines Section 4. Relations between the sides and angles of a triangle Section 5. Polygons. Quadrangles Section 6. Area Section 7 Similar Triangles Section 8. Circumference and area of a circle Section 9. Vectors. Dot product of vectors Section 10 Coordinate method Section 11 Movements Section 12. Axioms of stereometry and their consequences Section 13. Parallelism of lines and planes Section 14. Perpendicularity of lines and planes Section 15. Polyhedra Section 16. Cylinder, cone and ball Section 17. Volumes of bodies Section 18. Introduction to solid geometry Section 19. Polyhedra