Step-by-step explanation:
(n-2)×180=3420
180n-360=3420
180n=3420+360
180n=3780
n=3780/180
n=21
that is, the number of sides is 21
to get the size of each exterior angle=
360/21
=17.14°
Yes this question is correct
Answer:
25%------10500
100%------x = 100 * 10500 /25 = 42000
Rta: Tenías 42000
