Is the sentence true or false?

The extended tan graph has a rotational symmetry about any even multiple of $\frac{\pi}{2}$.

Is the sentence true or false?

the graph of $y=\tan x$ is symmetrical about the vertical line $x=\pi$.

Is the sentence true or false?

the graph of the function $\tan\left(x\right)$ is symmetric about the y-axis.

Is the sentence true or false?

The extended $\tan$ graph has a translation symmetry by 2π.

Complete:

The graph of $\tan\left(x\right)$ is symmetric about the __________.

Is the sentence true or false?

The graph of $\tan\left(x\right)+\cos x$ is symmetric about the origin.

Is the sentence true or false?

Between 0 and π, the graph of y=tanθ is symmetric about $θ=\frac{\pi}{2}$.

Is the sentence true or false?

The extended tan graph has reflection symmetry about any multiple of π.

Is the sentence true or false? 

the graph of y=tan x is symmetrical about the vertical line $y=3$.

Complete:

The graph of $\tan\left(x\right)$ is not symmetric about the __________.