Top 50 science questions part-9 for railway group d, loco pilot, technician//rpf, ssc, vdo & all

In this video i have explained 2 tricks for count number of triangles of any given figure. you will be able to find number of triangles very fast and can save time in competitive exam. Square and Rectangles Tricks👉https://youtu.be/5C-CAyKBcbU LIKE | SHARE | COMMENT