Find Surface Area using Nets Worksheet

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Free printable and online worksheets to help Grade 6 students learn how to find the surface area of three-dimensional figures (solids) using nets.

Calculating the surface area of a solid using its net involves adding up the areas of all the individual faces that make up the net.

Steps to Calculate the Surface Area from a Net.

Identify the Shape and Number of Each Face:
Determine the shapes of the faces in the net and count how many of each type are present.
Measure the Dimensions:
For each face, measure the necessary dimensions (such as side lengths for squares or rectangles).
Calculate the Area of Each Face:
Use the appropriate formula to calculate the area of each face based on its shape.
Square: Area = side length × side length
Rectangle: Area = length × width
Triangle: Area = 1/2 × base × height
Other shapes: You might need specific formulas depending on the shape (e.g., circle, trapezoid).
Sum the Areas: Add the areas of all the faces to find the total surface area of the solid.

Tips:

Make sure all the measurements (side lengths) are in the same unit (e.g., centimeters, inches) before calculating areas.
Double-check your calculations to ensure you haven’t missed any faces or made errors in finding individual areas.
If the net has complex shapes (not squares, rectangles, or triangles), you might need to decompose them into simpler shapes to find their areas.

Have a look at this video if you need to review how to find the surface area of a solid using the net.

Click on the following worksheet to get a printable pdf document.
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(Answers on the second page.)
Find Surface Area using Nets Worksheet #1
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