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How Changes in Dimensions Affect Area & Perimeter

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

If the length of a rectangle is doubled, then the perimeter of the rectangle will be increased by _____.

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1. If you have a regular heptagon (seven-sided figure with straight, equal sides), and I change the side length by 2, how much will I change the overall perimeter?

2. If the area formula for a cube is is 6S², increasing S by 5 will change the area of the cube by _____.

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About This Quiz & Worksheet

This quiz and worksheet focuses on how dimensions can affect area and perimeter. The questions will address what happens when the length of a rectangle is doubled and how changes can affect the formula for the perimeter of a circle.

Quiz & Worksheet Goals

You will find the subjects listed below in the quiz questions:

  • Changing the side length of a heptagon
  • Increasing the length of a side in the formula for the area of a cube
  • Halving the length and width of a rectangle
  • Reducing the length of a radius when calculating the perimeter of a circle

Skills Practiced

  • Problem solving - use what you have learned to insert new values into formulas and solve for the area of a cube
  • Information recall - remember what you have learned about halving the length and width of a rectangle
  • Knowledge application - use what you know to answer questions about doubling the length of a rectangle

Additional Learning

To get some more practice, open the lesson titled How Changes in Dimensions Affect Area & Perimeter. You can see the topics listed below inside the lesson:

  • Examples of area change
  • Examples of changing perimeter
  • Other dimensions
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