Geometry. 7-9 class

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Textbook. 3rd Edition . , dorab. - M. : Education, 2003. — 272 s. : il. — ISBN 5-09-012215-6 . Grade 7 . The Beginning of Geometry . What is Geometry and why is it .? Segment. Ray. Direct. Actions on segments. Length of segment. Distance . Circumference and circle. Angles. Actions over corners. Size of angle. Triangles. Equality of triangles . Signs of Triangle Equivalence. Middle perpendicular . Equilateral triangle. Concurrency. Parallel lines. Axiom of parallelism. The sum of the angles of the triangle. Grade 8 . Squares of polygonal figures. Polygons and polygonal figures. Area of polygonal figure. Triangle and trapezoid area. Parallelogram and its area. Metric ratios in a triangle. Pythagorean Theorem . Applications of the Pythagorean Theorem. Sinus . Applications of sine. Cosine. Applications of cosine. Tangent. Cotangent. Vectors. Vectors. Addition of vectors. Multiplying vector by number. Vector projection on the axis. 9th Grade . Figures of rotation. Chords and tangents . Written and described circles. The right polygons. Circle length and circle area. Sphere and ball. Cylinder and cone. Other methods of geometry. Coordinate Method. Vectors and coordinates. Scalar Multiplication. Movements and Equality of Figures . Types of Movements . Symmetry of Figures . Similar to . Conclusion. Bases of planimetry.
LF/97495916/R
Data sheet
- Name of the Author
- Александров А.Д.
Вернер А.Л.
Рыжик В.И. - Language
- Russian