In right triangle $ABC$, angles $A$ and $B$ are acute, side $AC$ has …

Question

Prompt

In right triangle

A B C

, angles

A

and

B

are acute, side

A C

has a length of

21.2

, and

tan B = \frac{1}{6}

. What is the length of side

B C

, rounded to the nearest tenth?

3.5

4.6

127.2

449.4