# SOLUTION: WHAT IS THE PERIMETER = 3 CENTIMETERS + 4CENTIMETER +5 CENTIMETER?

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 Algebra: Proportions Solvers Lessons Answers archive Quiz In Depth

 Question 212256: WHAT IS THE PERIMETER = 3 CENTIMETERS + 4CENTIMETER +5 CENTIMETER?Answer by drj(1380)   (Show Source): You can put this solution on YOUR website!For your example, it's adding up all the numbers you've shown. Since there are 3 you are finding the perimeter of a triangle. Answer is 12 cm. For a rectangle you would add up four sides where Perimeter P= 2(w+l) where w is the width and l is the length. Hope that was helpful? For Step-By-Step free videos in Introduction to Algebra, please visit http://www.FreedomUniversity.TV/courses/IntroAlgebra and for Trigonometry visit http://www.FreedomUniversity.TV/courses/Trigonometry. Good luck in your studies! Respectfully, Dr J