The first question is a and the second is a
Answer:
C. 
C. 
Step-by-step explanation:
A unit fraction is a fraction that has 1 as it's numerator and a positive number as it's denominator.
Answer:
angle 5 = angle 1
angle 6=angle 3
angle 2+angle 1+angle 3=180 degrees
angle 2+5+6=180 degrees