1 1. 1 congruent triangles

1 1.2 Determination of Triangle Congruence

Reading and thinking congruence and congruent triangles.

Properties of angular bisector 1 1.3

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Review questions 1 1

Chapter 12 Axisymmetric

12. 1 axis symmetry

12.2 is used for axisymmetric graphics.

12.3 isosceles triangle

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Review questions 12

Chapter 13 Real Numbers

13. 1 square root

13.2 cube root

13.3 real number

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Review questions 13

Chapter 14 Linear Functions

14. 1 variables and functions

14.2 linear function

14.3 looking at equations (groups) and inequalities from the perspective of functions

14.4 project learning options

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Review questions 14

Chapter XV Multiplication, Division and Factorization of Algebraic Expressions

15. 1 multiplication of algebraic expressions

15.2 multiplication formula

Division of 15.3 algebraic expression

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Review questions 15

Index of some Chinese and English words