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What is the perimeter of a rectangle whose length is 9 cm and width is 4 cm?

easy 1 mark Class 6 · Mathematics · Understanding Elementary Shapes
Answer
26 cm

The correct answer is 26 cm — Thus, the perimeter is cm.

Step-by-step solution

  1. Add the length and width: cm. Because a rectangle has two pairs of equal sides, the perimeter is twice this sum. Compute cm.
  2. Thus, the perimeter is cm.
Common mistake: Forgetting to multiply the sum of length and width by 2

Concept tested: Perimeter of rectangle

Published · How this solution was prepared and checked

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