Respuesta :

Area of rectangle is [tex]360cm^{2}[/tex]

Explanation:

Given width = 15cm ,

Perimeter of rectangle = 2x(length + width)

According to the question,

[tex]78cm = 2X(l + 15cm)\\39cm = l+15cm\\ l = 24cm[/tex]

Hence,

Area = length X width = [tex]24X15 = 360cm^{2}[/tex]

Therefore,

Area of rectangle is [tex]360cm^{2}[/tex]