I'm not entirely sure what you're looking for, but here are your options. If you need a perfect square, I'd go for the 12 and 12, but I hope this helps?
Answer:
29
Step-by-step explanation:
57 + 94= 151
so 180 - 151 = 29
hope this helps
Width=w
Length=l
Perimeter=p
p=2w+2l
l=20+w
p=2w+20+w+20+w
p=4w+40
4w+40=160
4w=160-40=120
w=120:4=30
w=30
l=20+w
l=20+30=50
Answer:
Subtract 5 from the number before.
Step-by-step explanation:
7-5=2, 2-5=-3, -3-5=-8, -8-5=-13