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- Reflection and Rotational Symmetry
- Rotational Symmetry
- Rotational Symmetry in Geometric Figures
1. Integers
1.1. Revisiting Basics
1.2.1.1. Addition of Integers
1.2.1.2. Properties of Addition of Integers
1.2.1.3. Subtraction of Integers
1.2.2.1. Multiplication of Integers
1.2.2.3. Division of Integers
1.2.2.4. Properties of Division of Integers
1.2.3. Mixed Operations of Integers
1.2.4. Word Problems on Integers
3.1. Square Root
3.2. Cube Root
4. HCF and LCM
5. Fractions
5.1. Revisiting Basics
5.2. Equivalent Fractions
5.3. Comparing Fractions
5.3.1. Comparing Like Fractions
5.3.2. Comparing Unlike Fractions
5.4.1. Addition of Fractions
5.4.1.1. Addition of Like Fractions
5.4.1.2. Addition of Unlike Fractions
5.4.1.3. Addition of Mixed Fractions
5.4.2. Subtraction of Fractions
5.4.2.1. Subtraction of Like Fractions
5.4.2.2. Subtraction of Unlike Fractions
5.4.2.3. Subtraction of Mixed Fractions
5.4.4. Multiplication of Fractions
5.4.4.2. Use of 'OF'
5.4.5. Division of Fractions
5.4.5.1. Reciprocal of a Fraction
6.6.3. Division Of Rational Numbers
7. Decimals
8. Estimation
10.1. Ratio
10.1.1. Terms of a Ratio
10.1.2. Equivalent Ratio
10.1.3. Ratio in the Simplest Form
10.1.5. Comparison of Ratios
10.1.6. Miscellaneous questions on Ratio
10.2. Proportion
10.3. Speed
11. Unitary Method
12. Percentage
12.1. Conversions
12.1.3. Convert Percentage into a Ratio
12.1.4. Convert a Ratio into Percentage
12.1.6. Convert Decimal into Percentage
12.2. Percentage of a Quantity
13. Profit and Loss
14. Simple Interest
15. Exponents
15.5. Laws of Exponents
16.1. Variables and Constants
16.4.4.1. Multiplication of Monomials
16.4.4.3. Multiplication of two Binomials
18. Mensuration
18.1. Standard Units of Area
20. Geometry
20.1. Lines and Angles
20.1.1. Types of Angles
20.1.1.1. Complementary and Supplementary Angles
20.1.1.2. Linear Pair of Angles
20.1.1.3. Vertically Opposite Angles
20.1.1.4. Angles Around a Point
20.2. Triangles
20.2.3. Properties of a Triangle
20.2.3.1. Angle Sum Property of a Triangle
20.2.3.2. Exterior Angle Property of a Triangle
20.2.3.3. Triangle Inequality
20.2.3.4. Pythagoras' Theorem
20.3. Polygon
20.3.1. Understanding Polygons
20.4. Quadrilaterals
20.5. Congruence
20.5.1. Understanding the Meaning
20.5.2. Congruence of Triangles
22.1. Linear Symmetry
22.1.1. Linear Symmetry Around Us
22.1.3. Linear Symmetry in Alphabets
22.2. Rotational Symmetry
22.2.1. Rotational Symmetry in Figures
22.2.3. Rotational Symmetry in Alphabets
24. Probability
25. Data Handling
25.2. Mean, Median, and Mode
25.2.1. Mean
25.2.1.1. Mean of Ungrouped Data
25.2.1.2. Mean of Tabulated Data
25.2.2. Median
25.2.2.1. Median of Ungrouped Data
25.2.2.2. Median of Discrete Series
25.2.3. Mode
25.2.3.1. Mode of Ungrouped Data
25.2.3.2. Empirical Formula for Calculating Mode
25.3. Bar Graphs
25.3.1. Drawing Bar Graphs
25.3.2. Interpreting Bar Graphs
25.4. Pie Charts
25.4.1. Creating Pie Charts
25.4.2. Interpreting Pie Charts
25.5. Line Graphs
25.5.1. Create Line Graphs
25.5.2. Interpret Line Graphs
Grade 7 Thailand School Math Rotational Symmetry in Geometric Figures
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