For Board exams as well as JEE Mains and Advance you can take a look on these formulas. Surface area of a cube. X 2 4 x 5 e t c.
Important Maths Formulas for Class 9.
Questions on solving linear and quadratic equations simplifying expressions including expressions with fractions finding slopes of lines are included. Extension of the concept of a function. Area of a right cyliner. Basic math formulas Algebra word problems.