Vector Theorem 13: Prove that diagonals of rectangle are equal to each other.

Vector Theorem 13: Prove that diagonals of rectangle are equal to each other. 12. Prove that the diagonal of rhombus bisects each other at right angle: https://youtu.be/JOfHWPlVrds

---~~~--- Please watch: "If 𝒙^𝒂.𝒙^𝒃=(𝒙^𝒂 )^𝒃, show that 𝒂/𝒃+𝒃/𝒂=𝒂𝒃−𝟐." https://www.youtube.com/watch?v=rZcUcisuYSc ---~~~--- Follow us: Facebook: https://facebook.com/mathswitharjun Twitter: https://twitter.com/twitajr ... https://www.youtube.com/watch?v=4CiV2nAl86Q