What should I do before the second model of junior high school mathematics in Liaocheng City, Shandong Province to improve my grades?
First of all, we should review the concept. In fact, there are many important concepts in mathematics, such as the formula in the circle and the relationship between the chord and the arc angle. I suggest you try to make a fuss and feel it repeatedly to improve the accuracy. Do a little finale every day ~ I hope you come on! ! Success must belong to you ~