School Articles
Grade 9 Notes of Quadratic Equation|| Compulsory Mathematics
Quadratic equations are second-degree equations with the highest power of x as 2. They can be solved...
Grade 9 Notes of Similarity|| Compulsory Mathematics
Geometrical figures having the same shape but different sizes are called similar figures. Two figure...
Grade 9 Notes of Construction|| Compulsory Mathematics
Construction of quadrilaterals helps students understand geometrical properties practically. Using r...
Grade 9 Notes of Parallelogram|| Compulsory Mathematics
Parallelogram is a basic quadrilateral with important geometrical properties. These properties help...
Grade 9 Notes of Triangles|| Compulsory Mathematics
This chapter introduces the fundamental properties of triangles, including the triangle inequality t...
Grade 9 Notes of Linear Equations|| Compulsory Mathematics
Simultaneous equations are a powerful tool to uncover unknown values that satisfy multiple condition...
Grade 9 Notes of Ratio and Proportion|| Compulsory Mathematics
Ratio compares two quantities of the same kind. Proportion shows equality of ratios. Continued propo...
Grade 9 Notes of Indices|| Compulsory Mathematics
Indices are rules for handling powers of numbers and variables. Understanding multiplication, divisi...
Grade 9 Notes of Algebraic Expression|| Compulsory Mathematics
Factorization involves expressing an algebraic expression as a product of simpler terms. Common meth...
Grade9||Materials Used in Agriculture||Notes
This chapter teaches how plants need essential nutrients (especially NPK) for growth, which must be...
Grade 9||Evolution|| Notes
Evolution is the gradual change in organisms from simple to complex over generations. It is supporte...
Grade 9 Notes of Solids|| Compulsory Mathematics
Prisms are solids with parallel congruent bases and uniform cross-sections. Surface areas include to...