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What is the perimeter of a rectangle with length 7 cm and width 2 cm?

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Question: What is the perimeter of a rectangle with length 7 cm and width 2 cm?

Options:

  1. 18 cm
  2. 14 cm
  3. 16 cm
  4. 20 cm

Correct Answer: 18 cm

Solution: 

Perimeter = 2 × (length + width) = 2 × (7 cm + 2 cm) = 18 cm.

What is the perimeter of a rectangle with length 7 cm and width 2 cm?

Practice Questions

Q1
What is the perimeter of a rectangle with length 7 cm and width 2 cm?
  1. 18 cm
  2. 14 cm
  3. 16 cm
  4. 20 cm

Questions & Step-by-Step Solutions

What is the perimeter of a rectangle with length 7 cm and width 2 cm?
  • Step 1: Identify the length of the rectangle, which is 7 cm.
  • Step 2: Identify the width of the rectangle, which is 2 cm.
  • Step 3: Add the length and width together: 7 cm + 2 cm.
  • Step 4: Calculate the sum: 7 cm + 2 cm = 9 cm.
  • Step 5: Multiply the sum by 2 to find the perimeter: 2 × 9 cm.
  • Step 6: Calculate the final result: 2 × 9 cm = 18 cm.
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