CHAPTER-12 HERON'S FORMULA

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Across
  1. 2. _________is the longest side of a right-angled triangle.
  2. 3. _____ is the space occupied by a 2d figure
  3. 7. area of a triangle= 1/2 _____ x height
  4. 8. a triangle whose all 3 sides are not equal
  5. 10. a 2d figure with 3 sides
Down
  1. 1. half the perimeter of a triangle is called _______
  2. 4. a triangle whose 3 sides are equal
  3. 5. unit of measurement for length/breadth
  4. 6. ______ formula about area of triangle given by Heron.
  5. 9. _____ angled triangle, is a triangle in which one angle is a right angle