I need help on question #84 !

Mathematics

1 answer:

Gala2k [10]3 years ago

6 0

Area of whole thing is 900
900=l*w
Since it is a square they are the same length so the answer to this part is 30
30-6 gives you the remainder which is 24
You have a sidewalk on both sides so you divide by 2
24/2=12
12 should be the width

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