STARTER

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Across
  1. 4. side of A right-angled triangle when applying trigonometric ratio (Hint: it starts with A)
  2. 5. longest side of a right-angled triangle
Down
  1. 1. The branch of mathematics dealing with the relations of the sides and angles of triangles
  2. 2. Side of a right-angled triangle when applying trigonometric ratio (Hint: it starts with O)
  3. 3. polygon with 3 sides
  4. 6. How many degrees will there be in a right-angled triangle