Surface Area Worksheets
Use labeled dimensions to calculate surface area and explain the units.
Before you begin
Read labeled dimensions and coordinates. Recall multiplication facts and length units.
Worked example
A closed rectangular prism measures 5 cm by 7 cm by 4 cm. Find its total surface area.
- Add the areas of all six faces: 2lw + 2lh + 2wh.
Answer: 166 cm²
Check your result using the method in the example before moving to the next question.
Choose your level
- Easy: Use small whole-number measurements.
- Medium: Use larger dimensions or combine parts.
- Hard: Solve for a missing measure or explain a relationship.
Questions and answer calculations checked on 2026-09-17. How we check worksheets. Free for personal and classroom use.
Preview and print an easy set
Try six questions below, or choose a full set at your level.
1
A closed rectangular prism measures 3 cm by 4 cm by 6 cm. Find its total surface area.
2
A closed rectangular prism measures 7 cm by 2 cm by 4 cm. Find its total surface area.
3
A closed rectangular prism measures 8 cm by 6 cm by 2 cm. Find its total surface area.
4
A closed rectangular prism measures 7 cm by 4 cm by 5 cm. Find its total surface area.
5
A closed rectangular prism measures 6 cm by 8 cm by 3 cm. Find its total surface area.
6
A closed rectangular prism measures 9 cm by 8 cm by 4 cm. Find its total surface area.
Answer Key
1. 108 cm²2. 100 cm²3. 152 cm²4. 166 cm²5. 180 cm²6. 280 cm²