Across
- 4. a triangle with 1 angle greater than 90 degrees
- 5. it is a line segment through a vertex and perpendicular to a line containing the base of the triangle
- 7. a triangle with all of its angles smaller than 90 degrees
- 9. a triangle in which all three sides have the same length
- 10. The longest side of a right-angle triangle
Down
- 1. a triangle that has two sides of equal length
- 2. In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides
- 3. it is a line segment joining a vertex to the midpoint of the opposite side of the triangle
- 6. a triangle that has three unequal sides
- 8. a triangle with an angle of 90 degrees