ashleysaechao94 ashleysaechao94 02-03-2020 Mathematics contestada 7. Given that line n is perpendicular to line m, what are the measures of angles 1, 2, 3, and 4. nim 90°, 90°, 180°, 180° 180°, 90°, 180°, 90° 0 45°, 45°, 45°, 45° 90°, 90°, 90°, 90°