So im not sure how to graph this also which woulld it be a, b, c, or d

What is the length of an with endpoints a 3,2 and b 8,14

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?

What is the square root of 45? (step by step working plz)