What is the measure of angle x?

a pair of parallel lines is cut by a transversal. an exterior angle on the left of the transversal is labeled as 45 degrees. an interior angle on the right of the transversal, which is not vertically opposite to the 45 degree angle, is labeled as x.

45 degrees
90 degrees
135 degrees
140 degrees

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.