Joaquin has created a small treausre map that is in the shape of a square. He decides to make a larger version of the map he increases each side by 6 inches. The area of this larger version of the map is 121 square inches. what are the dimensions of his original smaller map?

Two trains leave a station on different tracks. the tracks make an angle of 130°, with the station as a vertex. the first train travels 100 km and makes its first stop at point a, while the second train travels 200 km and makes it first stop at point b. how far apart are the trains when both are at their first stop? round the answer to the nearest integer. a) 65 km b) 139 km c) 224 km d) 275 km