a) Write an equation that represents the relationship between angles 1, 2, and 3.
b) Identify the theorem that allowed you to write the equation in part a.
c) Write an equation that represents the relationship between angles 2, 3, and 4.
d) Identify the theorem that allowed you to write the equation in part c.

a Write an equation that represents the relationship between angles 1 2 and 3 b Identify the theorem that allowed you to write the equation in part a c Write an class=