# How do you find abs(-9-6i)?

$\sqrt{117} = 3 \sqrt{13}$
Finding the distance from $\left(0 , 0\right)$ to $\left(- 9 , - 6\right)$.
${d}^{2} = {9}^{2} + {6}^{2} = 81 + 36 = 117$