Shotrs, Equation of the Line

7 Grade, 2 Lesson, Hanging a straight line across the terrain

7 Grade, 3 Lesson, Beam

7 Grade, 4 Lesson, Аngle

7 Grade, 1 Lesson, Points, straight lines, segments

7 Grade, 5 Lesson, Equality of geometric figures

7 Grade, 6 Lesson, Comparison of segments and angles

7 Grade, 7 Lesson, Segment length

7 Grade, 8 Lesson, Units. Measuring tools

7 Grade, 9 Lesson, Degree measure of angle

7 Grade, 10 Lesson, Measuring angles on the ground

7 Grade, 12 Lesson, Perpendicular lines

7 Grade, 13 Lesson, Constructing right angles on the ground

7 Grade, 14 Lesson, Triangle

7 Grade, 27 Lesson, About the axioms of geometry