1-24 can't seem to get these could you help

Reading Math KEY CONCEPT In a plane, two oblique An oblique line is a line that is nether Wants lines are perpendicular i slope m, virontal nor vertical and only if the product of Example 3 Graph the line that satisfies each set of conditions. their slopes is - 1. (p. 73) 9. passes through (0, 3), parallel to graph of by - 10x = 30 Symbols Suppose m, and m, are 10. passes through (1, 1) parallel to graph of x + y = 5 the slopes of two oblique Example 4 11. passes through (4, -2), perpendicular to graph of 3x - 2y = 6 lines. Then the lines are (p. 74) 12. passes through (-1, 5), perpendicular to graph of 5x - 3y - 3 = 0 perpendicular if and only if my my " -1, or m, = my Exercises Any vertical line is perpendicular to any horizontal line. HOMEWORK HELP Find the slope of the line that passes through each pair of points. EXAMPLE Perpendicular Lines For See 13. (4, -1), (6, -6) 14 . ( - 8 , - 3 ) , (2 , 3 ) Exercises Examples 15 . ( 8 , 7 ) , (7 , - 6 ) 16 . ( - 2 , - 3 ) , (0 , - 5 ) Graph the line through (-3, 1) that is perpendicular to the line , 13-24 25-29 18. (4, -1.5), (4, 4.5) equation 2x + 5y = 10. 17. (4, 9), (11, 9) The x-intercept is 5, and the y-intercept is 2. Use the 0-37 Graph the line passing through the given point with the given intercepts to graph 2x + 5y = 10. 20 . ( - 3 , - 1 ) , m = - 21. 03. 1 74 The line falls 2 units for every 5 units it moves to 19. (-1, 4 ) , m = 3 22 . (1 , 2 ) , m = -3 23 . ( 6 , 2 ) , m = 0 24. (- 2, it ences the right, so the slope is - 2. The slope of the CAMERAS For Exercises 25 and 26, refer to perpendicular line is the opposite reciprocal (-3, 1 the graph that shows the number of digital of -, or 5. O still cameras and film cameras sold in recent years. 80 Start at (-3, 1) and go up 5 units and right 2 units. 70 Use this point and (-3, 1) to graph the line. 25. Find the average rate of change of the 60 number of digital cameras sold from millions) 50 - Digital Cov CHECK Your Progress 1999 to 2003. 40 Din Carrie 26. Find the average rate of change of the units ( 30 4. Graph the line through (-6, 2) that is perpendicular to the line with number of film cameras sold from 1999 20 equation 3x - 2y = 6. to 2003. What does the sign of the rate 10 mean ? 999 2000 2001 2002 2003 CHECK Your Understanding Year Example 1 Source: Digital Photography Review (pp. 71-72) Find the slope of the line that passes through each pair of points. TRAVEL For Exercises 27-29, use the following information. Time Distance 1 . ( - 2 , - 1 ) , ( 2 , - 3 ) 2 . ( 2 , 2 ) , ( 4 , 2 ) Mr. and Mrs. Wellman are taking their daughter to college. (h) (mi) 3 . ( 4 , 5 ) , ( - 1 , 0 ) The table shows their distance from home after various O O Graph the line passing through the given point with the given slope. 4. (2 , - 1 ) , -3 amounts of time. ample 2 5. ( - 3 , - 4 ) , 2 27. Find the average rate of change of their distance from (p. 72) home between 1 and 3 hours after leaving home. N M J 165 WEATHER For Exercises 6-8, use the table that shows the temperatures at different times on the same day. 28. Find the average rate of change of their distance from 165 home between 0 and 5 hours after leaving home. 225 Time 3:00 A.M. 29. What is another word for rate of change in this Temp (OF) 10:00 A.M. 12:00 P.M. 2:00 P.M. 4:00 P.M. situation? 60 Graph the line that satisfies each set of conditions. to 10:00 A.M.? 6. What was the average rate of change of the temperature from 8:00 A.M 30. passes through (-2, 2), parallel to a line whose slope is -1 31. passes through (2, -5), parallel to graph of x = 4 to 4:00 P.M. ? 7. What was the average rate of change of the temperature from 12:00 P.M. 32. passes through origin, parallel to graph of x + y = 10 8. During what 2-hour period was the average rate of change of the 33. passes through (2, -1), parallel to graph of 2x + 3y = 6 temperature the least? 34. passes through (2, -1), perpendicular to graph of 2x + 3y = 6 ions and Functions 35. passes through (-4, 1), perpendicular to a line whose slope is - m/ N 36. passes through (3, 3), perpendicular to graph of y = 3 37. passes through (0, 0), perpendicular to graph of y = -x