Non-Verbal Reasoning by Dr. R S Aggarwal-Analytical Reasoning- Short Trick to Finding no of triangle. Diznr International 10 months ago Non-Verbal Reasoning by Dr. R S Aggarwal-Analytical Reasoning- Short Trick to Finding no of triangle. https://www.gyanodhan.com/video/5B2.%20Non%20Verbal%20Reasoning/252.%20Non-Verbal%20Reasoning%20by%20Dr.%20R%20S%20Aggarwal-Analytical%20Reasoning-%20Short%20Trick%20to%20Finding%20no%20of%20triangle.mp4