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What is the content of the second volume of junior one mathematics?
Chapter 12 Real Numbers

The concept of 1 real number

The number of roots in the second quarter

Section 3 Real Number Operation

The fourth quarter, the power of the fractional index

Chapter XIII Intersecting Lines and Parallel Lines

Section 1 intersection line

Parallel lines in the second quarter

Chapter 14 Triangle

Related concepts and properties of 1 nodal triangle

Congruent triangles in the second quarter

Section 3 isosceles triangle

Chapter 15 Plane Cartesian Coordinate System

Section 65438 +0 Plane Cartesian Coordinate System

Motion of points in rectangular coordinate plane in the second quarter