Desmos Graphing Calculator

CalcReferenceCopy

Math·Geometry and Trigonometry·Right triangles and trigonometry

hard

Angle $Z$ is a right angle.
The length of side $XY$ is $210$.
The length of side $YZ$ is $126$.
The length of side $ZX$ is $168$.
What is the value of $\tan X$ in the triangle shown?

A

$\frac{3}{5}$

B

$\frac{3}{4}$

C

$\frac{4}{3}$

D

$\frac{4}{5}$