Yet more Trig. (Mine shaft angle of inclination.)

[Medgirl314]

Homework Statement

A mine shaft is 320 m in length and descends 74 meters. Find the angle of inclination.

Homework Equations

sin=opp/adj

The Attempt at a Solution

inverse sine=42/320
inverse sine*.231=13.37 degrees.

The answer seems conceivable.

 

[haruspex]

I take it the 42 is a typo. The answer looks right.

 

[Medgirl314]

Yup. Oops! Thank you!