As john walks 16 ft towards a chimney, the angle of elevation from his eye to the top of the chimney changes from 30° to 45°. identify the height of the chimney from john's eye level to the top of the chimney rounded to the nearest foot.

The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)