{"type":"video","version":"1.0","html":"<iframe src=\"https://www.loom.com/embed/ef269d4e9d1341aca44da07c64d2d3e1\" frameborder=\"0\" width=\"960\" height=\"720\" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>","height":720,"width":960,"provider_name":"Loom","provider_url":"https://www.loom.com","thumbnail_height":720,"thumbnail_width":960,"thumbnail_url":"https://cdn.loom.com/sessions/thumbnails/ef269d4e9d1341aca44da07c64d2d3e1-00001.jpg","duration":117,"title":"SAT 2020 oct_S4_Q28","description":"p: Lines q and r in the xy-plane are perpendicular and intersect at the origin. If line r passes through (1, k), what is the equation of line q?"}