How many triangles are there in the national flag?

How many triangles are there in the national flag? how many triangles are there in the shape below? how many triangles(三角形) are there in the picture? How many stars are there in the national flag of the USA? How many stars are there on our national flag? in,how,the,flag,many,there,UN,are,急 How many starts are there on the national flag of China? How many start there on the national flag of China How many triangles are there?3Q How many stars are there on our national flag中文是什么 How many triangles are there?的中文是什么? The stars in the national flag of China are y-------