Answer:
8(x+4y)
8x+32y
Step-by-step explanation:
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Answer:
15
Step-by-step explanation:
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°
Answer:
y-intercept= (0,-8)
slope= -1
Step-by-step explanation:
