SOLUTION: what is the step by step solution to "A poster is 25 cm taller than it is wide. It is mounted on a piece of particle board so that there is a 5 cm border on all sides. If the area

Question 210414: what is the step by step solution to "A poster is 25 cm taller than it is wide. It is mounted on a piece of particle board so that there is a 5 cm border on all sides. If the area of the border alone is 1350 cm squared, what are the dimensions of the poster?"
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let the width of the poster =
cm
The height then =
cm
given:
The area of the border is cm2
The width of the particle board will =
cm
The height of the particle board will =
cm
The area of the particle board =
cm2
The area of the poster =
cm2
The area of the poster is also

cm2

cm
cm
The dimensions of the poster are 50 cm x 75 cm
check:
cm2

OK

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