Answer:
Step-by-step explanation:
it is given by the formula=4× 90/ n
where n = number of sides
exterior angle= 4 x 90/13
=360/13=°
Answer:66.6 but if round 67%
Because 52 ÷78 =66.6
So it's 67%
21
3/1200= 1/400=0.0025 chance of getting pulled, so unlikely