Use the distance formula d=(x2−x1)2+(y2−y1)2−−−−−−−−−−−−−−−− −−√ to find the length of the line with endpoints at (1,3) and (3,1)? question 2 options: 8√ 8 32−−√ 32 hide hint for question 2 question 3 (1 point) question 3 saved what is the slope of the line that is perpendicular to a line whose equeation is 3y = -4x + 2 ? question 3 options: 34 -34 43 -43