the part of width 4 metre is surrounded inside a Square Garden of length 60 m find the area of the path

This is different from the first one can someone me

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?