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What is the perimeter? Help plz...And No links!! I repeat No links!!
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1 vote
What is the perimeter?
Help plz...And No links!! I repeat No links!!

What is the perimeter? Help plz...And No links!! I repeat No links!!-example-1
User Xuhcc
by
7.2k points

1 Answer

1 vote

Answer:

36mm

Explanation:

12^2 + 9^2 = c^2

144 + 81 = c^2

225 = c^2


√(225) = 15

c = 15mm

12+9+15 = 36

User Technohacker
by
7.0k points
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