Answer:
69 tht is the answer if you work it out
Step-by-step explanation:
Nonagon - 9 sides
Sum of interior angle of a polygon is (n-2)180 = x
N is the number of sides, so when you plug in 1260 for x, you get 9 for n
Step-by-step explanation:
blank I don't see a shape
Answer:
depends on what the homework is
Use proportions , it helps