Pia printed two maps of a walking trail. the length of the trail on the first map is 8 cm. the length of the trail on the second map is 5 cm. (a) 1 cm on the first map represents 3.5 km on the actual trail. what is the scale factor from the map to the actual trail? what is the length of the actual trail according to the first map? (b) a landmark on the first map is a triangle with side lengths of 3 mm, 4 mm, and 6 mm. what is the scale factor from the first map to the second map? what are the side lengths of the landmark on the second map?show your work.