8. The intersection points at (0,0) of the two perpendicular lines called A. Cartesian plane C. ordinates B. origin D. axis 9. Three points, (-3, 3), (2,-2)(-3,-2), are plotted in the rectangular coordinate system. What must be the fourth point so that these points become vertices of a square ? A. 123) B. (-2,-2) C. 1-3, -2) D. 12, -3) 10. Which of the following graphs below describes a positive slope? A. B. C. D. +++ NI 13. Determine the slope of a line that passes through the points (8,3) and (-3,3). A. - 8 B. O C.O D. undefined D. y = 2x-1 14. Rewrite 10x + 5y = 5 in the slope-intercept form. A. y = 10x + 5 B. y = - 2x + 1 C. y = 2x + 1 15. What is the slope of the line x + y = 3? A. - 3 B. -1 C. 1 D.3

pahelp po please sana maayus ang sagot pls po​