1.

Fill in the blanks to make the statements true. The length of a rectangle is two times its breadth. Its perimeter is 60 cm.(a) If the breadth of rectangle is x cm, the length of the rectangle is __________(b) Perimeter in terms of x is _________(c) The equation formed is _________(d) The solution of the equation is _________

Answer»

Let breadth of the rectangle be x cm.

∴ Length of the rectangle would be 2x cm

∴ Perimeter of the rectangle = 2(2x + x) = 6x

According to question,

x = 60/6 = 10

∴ 2x = 2 × 10 = 20

(a) 2x

(b) 2(2x + x) or 6x

(c) 6x = 60

(d) x = 10



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