⚫︎ This is a summary notebook of middle school math formulas by a current cram school instructor. B5 size, 5 pages. ⚫︎ In addition to formulas, the notebook also summarizes the forms of function equations and the properties of figures. ⚫︎ A convenient notebook to have. ⚫︎ Contents: ① Calculation Rationalization, multiplication formulas, quadratic formula ② Functions Proportion, inverse proportion, linear function, quadratic function, rate of change ③ Figures Circle, sector, volume of prisms and pyramids, central angle and lateral surface area of a cone, volume and surface area of a sphere, congruence conditions, definition and properties of a triangle, definition and properties of a parallelogram, special parallelograms, similarity conditions, midsegment theorem, area ratio and volume ratio, inscribed angle theorem, Pythagorean theorem ⚫︎ Please use it for high school entrance exam preparation, test preparation, exam study, and improving grades. ⚫︎ When shipping, it will be placed in an OPP bag to prevent it from getting wet, and then put into an envelope. ⚫︎ You can get a discount when purchasing handmade teaching materials in bulk. ⚫︎ We have received many happy comments from students such as "Easy to understand!", "I wish I had known this sooner!", and "I didn't understand it just from school lessons!" We also received messages from parents saying, "Even though it's a subject they're not good at, they started doing it on their own just by having it around!" I'm so touched!! ⚫︎ The sample is the original, so a copy will be delivered. ⚫︎ Please feel free to comment if you have any questions. #Unyo'sNotebook #UnyoMath