Mathematics

Contents:

1. Divisibility Rule

2. Number System

3. Table Factors

4. LCM & HCF

5. Ratio (Simple) + (Medium)

6. Fractions  (Add)  (Subtract)  (Multiply)  (Divide)

7. Properties of Quadrilaterals Class 8th

8. Triangles Similar & Congruent Class 9th

NCERT

Class 9th Lines and Angles & Transversal Line

Geometry:

Formula for interior angle of a regular polygon

Sum of Interior Angles

Bar Graph Data for (5F)(6F)(7F)(8F)(9F)(10F)