Chord AB has the same length as the radius of the circle in which it is drawn. Endpoints of a chord AB are points of tangency of two lines in this circle. These two tangents intersect each other at point C. What is the measure of angle ACB?

4. find the geometric mean of 4 and 12. 24 8

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1