# How do you find the geometric mean between 12 and 2.4?

$5.37 \left(2 \mathrm{dp}\right)$
Geometric mean between 12 and 2.4 is $\sqrt{12 \cdot 2.4} = \sqrt{28.8} = 5.37 \left(2 \mathrm{dp}\right)$[Ans]