How far is the explosion away from the town?

Question

You are flying at 12000 feet in the air, and you see a town in the distance at an angle of depression of 7 degrees. Beyond that is a big explosion. The pilot notes that the angle of depression to the explosion is 3 degrees.

Answer 1

?????????? du yu hav a quesshun ???????????? . . . me ges yu want distans from plane tu ground wen angel=3 deg . . . yu hav rite triangel with vertikal side=12,000 ft & angel at base =3deg . . . hite/ground-distans=tan(3 deg)=0.052407779 . . . ground distans=hite/tan(3 deg)=12,000 ft /0.052407779 . . . =228,973.64 ft.... or 43.36622 mile ???? maebee yu want diagonal dist???...thats the root av sum av squares