Answer:
B
Step-by-step explanation:
It would help if you can actually show the points
Answer:
the awner would be 90
Step-by-step explanation:
becuse 45+45 is 90
Answer:
15
Step-by-step explanation:
n = 15 sides. Therefore ,The polygon with each interior angle 156° has 15 sides.
Answer:
Option D.
Step-by-step explanation:
we know that
so