In the figure, line L1 is parallel to line L2. I’d the measure of <2 = 43°, what is the measure of <8 and why?

A. 43°, alternate exterior angles are congruent.
B. 137°, same side exterior angles are congruent.
C. 137°, corresponding angles are supplementary.
D. 43°, vertical angles are congruent.

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown.part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)