lindsay423
lindsay423 7d ago โ€ข 0 views

Third Grade Perimeter Test Questions with Answers

Hey there, future math whizzes! ๐Ÿ‘‹ Getting ready for your perimeter test? Don't sweat it! This quick guide and practice quiz will help you ace it! ๐Ÿ’ฏ
๐Ÿงฎ Mathematics

1 Answers

โœ… Best Answer

๐Ÿ“š Quick Study Guide

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  • Definition: Perimeter is the total distance around the outside of a 2D shape.
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  • How to Calculate: Add up the lengths of all the sides.
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  • Squares: Since all sides are equal, Perimeter = 4 * side length.
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  • Rectangles: Perimeter = 2 * (length + width). Written as $P = 2(l + w)$
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  • Triangles: Add the lengths of the three sides. $P = a + b + c$
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  • Units: Always remember to include the units (cm, m, inches, etc.) in your answer!

๐Ÿงช Practice Quiz

  1. What is the perimeter of a square with a side length of 5 cm?
    1. 10 cm
    2. 15 cm
    3. 20 cm
    4. 25 cm
  2. A rectangle has a length of 8 meters and a width of 3 meters. What is its perimeter?
    1. 11 meters
    2. 16 meters
    3. 22 meters
    4. 24 meters
  3. What is the perimeter of a triangle with sides of 4 inches, 6 inches, and 5 inches?
    1. 10 inches
    2. 12 inches
    3. 15 inches
    4. 20 inches
  4. A square has a perimeter of 36 cm. What is the length of each side?
    1. 6 cm
    2. 9 cm
    3. 12 cm
    4. 18 cm
  5. A rectangle has a perimeter of 20 meters. If the length is 6 meters, what is the width?
    1. 2 meters
    2. 4 meters
    3. 8 meters
    4. 14 meters
  6. What is the perimeter of a shape with sides: 2cm, 3cm, 4cm and 5cm?
    1. 9 cm
    2. 10 cm
    3. 14 cm
    4. 16 cm
  7. If a garden has a perimeter of 48 feet and it is a square, how long is one side of the garden?
    1. 8 feet
    2. 12 feet
    3. 16 feet
    4. 24 feet
Click to see Answers
  1. C
  2. C
  3. D
  4. B
  5. B
  6. C
  7. B

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