Common Core: 3rd Grade Math : Find Perimeter or Missing Side Lengths of Polygons: CCSS.Math.Content.3.MD.D.8

Study concepts, example questions & explanations for Common Core: 3rd Grade Math

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Example Questions

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Example Question #1 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.31.53 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #2 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.32.51 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #1 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.31.30 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #2 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.29.52 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #5 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 


Screen shot 2015 09 29 at 8.29.29 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #3 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.28.37 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #4 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 


Screen shot 2015 09 29 at 8.27.30 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #5 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 


Screen shot 2015 09 29 at 8.27.11 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #6 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 

Screen shot 2015 09 29 at 8.26.39 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

Example Question #7 : Find Perimeter Or Missing Side Lengths Of Polygons: Ccss.Math.Content.3.Md.D.8

What is the perimeter of the rectangle below? 


Screen shot 2015 09 29 at 8.16.34 am

Possible Answers:

Correct answer:

Explanation:

The formula for perimeter of a rectangle is 

To solve for the perimeter we can plug our known values into the equation. 

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