Question

The length of a rectangle is twice that of the width. The perimeter of the rectangle

is 24 cm. What is the width of the rectangle?

Answer 1

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Answer:

4 cm

Explanation:

The sum of length and width is half the perimeter, so is 12 cm.

The width : length ratio is 1 : 2. The width is 1/(1+2) = 1/3 of the total of length and width, so is ...

(1/3)(12 cm) = 4 cm

The width of the rectangle is 4 cm.