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07-02-2018
Mathematics

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the width of a poster is 8cm less than the length. The perimeter is more than 184

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Аноним Аноним

11-02-2018

Let the length be x
width = x - 8
Perimeter = Length + Length + Width + Width

x + x + x - 8 + x - 8 > 184
4x - 16 > 184
4x > 184 + 16
4x > 200
x > 50

Therefore:
Length > 50
Width > 50 - 8
Width > 42

Ans: Length > 50, Width > 42

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