davisboystkd davisboystkd

10-02-2020
Mathematics

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The length of a rectangle is 3 more than its width. The perimeter of the rectangle is 58 cm. What are the rectangle’s dimensions?

Respuesta :

joshnajd joshnajd

11-02-2020

Width = 13cm

Length = 16cm

Explanation:

Let width = b,

So, length = b+3

Perimeter of rectangle = 2x(length + width)

According to the question,

[tex]58cm = 2X(b+3 + b)\\58cm = 2X(2b+3)\\29cm = 2b+3\\ 26cm = 2b\\b = 13cm[/tex]

Hence,

Width = 13cm

Length = 16cm

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