Post for: #Math ^{(9 Posts)}

Question: Suppose a convex polygon has exactly 4 obtuse interior angles. What is the maximum number of the sides of such a polygon? Let’s use regular polygons to explore as all the regular…

My son could say numbers from 1 to 10 in both Chinese and English at age 3. However, numbers to him were nearly the same…

Why are Chinese students always top in International Mathematics Olympiad? Most people would argue that China has the most population and therefore more intelligent people…