中学受験 算数コアトレNo.1　平面図形「高さ一定」

Train your math core efficiently with Yoshioka, a professional math instructor for junior high school entrance exams! Just grab a pencil and paper and watch to strengthen your math core. This first lesson covers the most powerful techniques for plane figures. By using "proportion cutting," you can master techniques that avoid complex ratio matching without using area ratios. At Juken Dr., a cram school specializing in junior high school entrance exams, you can choose from in-person individual instruction, private tutoring, or online classes that can be taken from home. 0120-955-568 Website: http://www.chugakujuken.com/