Create a free account now and get 3 full lessons, completely free. Get my 3 free lessons

UK
Practise online insteadThe answer key prints on page 2.

Find the area of a trapezoid with decimal measurements

Year 7 maths · Fieldbook Learning

Name ______________________ Date __________

Area of a trapezoid = (sum of the parallel sides) × height ÷ 2.

  1. A trapezoid has parallel sides of 3.4 cm and 3.6 cm and a height of 3.6 cm. What is its area?
  2. A trapezoid has parallel sides of 2.5 cm and 3.2 cm and a height of 4.6 cm. What is its area?
  3. A trapezoid has parallel sides of 2.7 cm and 5.9 cm and a height of 3.1 cm. What is its area?
  4. A trapezoid has parallel sides of 2.9 cm and 5.9 cm and a height of 2.7 cm. What is its area?
  5. A trapezoid has parallel sides of 8.1 cm and 9.5 cm and a height of 2.4 cm. What is its area?
  6. A trapezoid has parallel sides of 2.5 cm and 7.8 cm and a height of 4.8 cm. What is its area?
  7. A trapezoid has parallel sides of 8.3 cm and 8.4 cm and a height of 8.5 cm. What is its area?
  8. A trapezoid has parallel sides of 2 cm and 3.5 cm and a height of 4.8 cm. What is its area?
  9. A trapezoid has parallel sides of 6.5 cm and 5.8 cm and a height of 12.8 cm. What is its area?
  10. A trapezoid has parallel sides of 11.3 cm and 13.5 cm and a height of 11.7 cm. What is its area?
  11. A trapezoid has parallel sides of 7.9 cm and 6.8 cm and a height of 4 cm. What is its area?
  12. A trapezoid has parallel sides of 13.3 cm and 6.1 cm and a height of 8.8 cm. What is its area?
  13. A trapezoid has parallel sides of 18.9 m and 22.1 m and a height of 14.6 m. What is its area?
  14. A trapezoid has parallel sides of 10.4 m and 26.9 m and a height of 14.1 m. What is its area?
  15. A trapezoid has parallel sides of 12.7 m and 11.8 m and a height of 23.5 m. What is its area?
  16. A trapezoid has parallel sides of 5.4 m and 8 m and a height of 25.1 m. What is its area?
  17. A trapezoid has parallel sides of 37.2 m and 27.6 m and a height of 40.2 m. What is its area?
  18. A trapezoid has parallel sides of 20.7 m and 30.3 m and a height of 14.9 m. What is its area?
  19. A trapezoid has parallel sides of 40.2 m and 26.2 m and a height of 28.8 m. What is its area?
  20. A trapezoid has parallel sides of 31.6 m and 34.4 m and a height of 26.8 m. What is its area?
More free practice: fieldbooklearning.com/uk/practice/year-7/area-of-trapezoids-with-decimal-measurements/

Play it as a quiz game

20 of these questions as multiple choice, with near-miss wrong answers, ready for Kahoot or Blooket.

  1. Download the game's own question template: in Kahoot, Add question → Import spreadsheet; in Blooket, Create a set → Spreadsheet import.
  2. Click the matching button below, then click the first empty question row of the template and paste.
  3. Save the template (Kahoot needs .xlsx, Blooket .csv) and upload it.
Download CSV

Answer key: Find the area of a trapezoid with decimal measurements

  1. 12.6 cm²
  2. 13.11 cm²
  3. 13.33 cm²
  4. 11.88 cm²
  5. 21.12 cm²
  6. 24.72 cm²
  7. 70.975 cm²
  8. 13.2 cm²
  9. 78.72 cm²
  10. 145.08 cm²
  11. 29.4 cm²
  12. 85.36 cm²
  13. 299.3 m²
  14. 262.965 m²
  15. 287.875 m²
  16. 168.17 m²
  17. 1302.48 m²
  18. 379.95 m²
  19. 956.16 m²
  20. 884.4 m²