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Find the height of a triangle from its area

Grade 7 math · Fieldbook Learning

Name ______________________ Date __________

Work backwards from the area formula to find the missing length.

  1. A triangle has an area of 78 cm² and a base of 12 cm. What is its height in cm?
  2. A triangle has an area of 72 cm² and a base of 12 cm. What is its height in cm?
  3. A triangle has an area of 56 cm² and a base of 28 cm. What is its height in cm?
  4. A triangle has an area of 55 cm² and a base of 10 cm. What is its height in cm?
  5. A triangle has an area of 68 cm² and a base of 8 cm. What is its height in cm?
  6. A triangle has an area of 196 cm² and a base of 28 cm. What is its height in cm?
  7. A triangle has an area of 156 cm² and a base of 26 cm. What is its height in cm?
  8. A triangle has an area of 30 cm² and a base of 4 cm. What is its height in cm?
  9. A triangle has an area of 594 cm² and a base of 44 cm. What is its height in cm?
  10. A triangle has an area of 96 cm² and a base of 12 cm. What is its height in cm?
  11. A triangle has an area of 216 cm² and a base of 24 cm. What is its height in cm?
  12. A triangle has an area of 493 cm² and a base of 58 cm. What is its height in cm?
  13. A triangle has an area of 759 cm² and a base of 66 cm. What is its height in cm?
  14. A triangle has an area of 1026 cm² and a base of 54 cm. What is its height in cm?
  15. A triangle has an area of 1287 cm² and a base of 78 cm. What is its height in cm?
  16. A triangle has an area of 400 cm² and a base of 32 cm. What is its height in cm?
  17. A triangle has an area of 1794 cm² and a base of 78 cm. What is its height in cm?
  18. A triangle has an area of 117 cm² and a base of 26 cm. What is its height in cm?
  19. A triangle has an area of 232 cm² and a base of 8 cm. What is its height in cm?
  20. A triangle has an area of 1798 cm² and a base of 62 cm. What is its height in cm?
More free practice: fieldbooklearning.com/ca/practice/grade-7/find-the-height-of-a-triangle-from-its-area/

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.
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Answer key: Find the height of a triangle from its area

  1. 13
  2. 12
  3. 4
  4. 11
  5. 17
  6. 14
  7. 12
  8. 15
  9. 27
  10. 16
  11. 18
  12. 17
  13. 23
  14. 38
  15. 33
  16. 25
  17. 46
  18. 9
  19. 58
  20. 58