Assume That $\theta$ Is an Acute Angle in a Right Triangle Satisfying the a Right

Multiple Choice

Assume that $\theta$ is an acute angle in a right triangle satisfying the given conditions. Evaluate the indicated trigonometric
function.
- $\cos \theta = \frac { 10 } { 11 } ; \tan \theta$

A) $\frac { \sqrt { 21 } } { 11 }$
B) $\frac { 11 } { 10 }$
C) $\frac { 10 } { \sqrt { 21 } }$
D) $\frac { \sqrt { 21 } } { 10 }$