# Math Angle Symbol in Latex [duplicate]

I am trying to find the following math angle symbol in latex.

My effort is as

\documentclass[a4paper, 12pt]{article}

\usepackage[margin=1in]{geometry}
\usepackage{amsmath}
\setlength{\parindent}{0cm}

\begin{document}

Complex numbers $z_1$ and $z_2$ are given by
\begin{align*}
z_1 &= 5\leftharpoonup-60^\circ \\
z_2 &= 4\leftharpoonup45^\circ
\end{align*}

\end{document}


its output is as