Angle BCD is a circumscribed angle of circle A. What is the length of line segment AC?

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Write an equation for the function that includes the points (1,4/5) and (2,2/3)