No links plz just tell me the answer

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

10x − 5y + 14 = 0 whats the answer pls