Question

if the length of a rectangle is 3 times its width and the perimeter of the rectangle is 48 metres. what is the area of the rectangle?​

Answer 1

Answer:

108 square metres

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

Let the widht be x m.

So lenght will be 3x m.

Now perimeter = sum of 4 sides of rectangle

x + x + 3x + 3x = 84

2x + 6x = 84

8x = 84

x = 10.5m = width

Lenght = 3 * 10.5 = 31.5m

Hope it helps!