Answer the questions below. When you are finished, submit this assignment to your teacher by the due date for full credit.
Total score: of 15 points
(Score for Question 1: ___ of 3 points)
1. Horizontal streets are parallel to each other. The angle measure of the two streets that intersect at Cathy’s
Coffee is 95 degrees.

(a) Suppose you are traveling northeast from Ivan’s Ice Cream and turns West at Isabel’s Ice Cream.
What is the measure of the angle created by your turning? Explain your answer in terms of what
angles are congruent, supplementary, etc. to each other and why.
(b) Suppose you are traveling southwest from Beverly’s Burgers and turn East at Bob’s Burgers. What is
the measure of the angle created by your turning? Explain your answer in terms of what angles are
congruent, supplementary, etc. to each other and why.
(c) Suppose you are traveling southwest from Beverly’s Burgers and turn West at Connie’s Coffee. What
is the measure of the angle created by your turning? Explain your answer in terms of what angles are
congruent, supplementary, etc. to each other and why.


(Score for Question 2: ___ of 6 points)
2. In the figure, x is an exterior angle to the triangle below.
(a) Explain why x is equal to the sum of the measures of the two nonadjacent interior angles. You need
to present the algebra that proves this theorem.
(b) What is m