Find the value of x from this figure

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit