9 OK there you go
if you don't think this is correct then ask someone else
Answer:
180
Step-by-step explanation:
900/ 10= 90x 2= 180
haha very bad explaination but hope it helps <3
Answer:
Step-by-step explanation:


One way to do this is use the fact that the exterior angles of all polygons add up to 360 degrees
So an exterior angle of a regular octagon = 360 / 8 = 45 degrees.
So each interior angle = 180 - 45 = 135 degrees
so total measure of all angles in octagon = 8 * 135 = 1080 degrees
Answer:
i have no idea girl or boy
Step-by-step explanation: