![](https://sumantmath.wordpress.com/wp-content/uploads/2024/05/screenshot-from-2024-05-28-23-38-43.png?w=1024)
In a square ABCD, M is the midpoint of AD and N is the midpoint of MD. Prove that
.
See alsohttps://sumantmath.wordpress.com/2024/05/29/a-geometry-problem-solved-using-trigonometry/
In a square ABCD, M is the midpoint of AD and N is the midpoint of MD. Prove that
.
See alsohttps://sumantmath.wordpress.com/2024/05/29/a-geometry-problem-solved-using-trigonometry/