math project
Across
- 1. A perpendicular line segment of one side joining the opposite vertex of a triangle.
- 3. The side of a right angled triangle that is opposite to the right angle.
- 6. A polyhedron composed of four triangular faces, three of which meet at each corner or vertex.
- 9. A line segment connecting two consecutive midpoints of a triangle.
- 10. The point where the three altitudes of a triangle meet.
- 11. A triangle with all three sides unequal.
- 13. A line segment joining the vertex to the mid-point of the opposite side of a triangle.
- 14. The point of a triangle where the three medians meet.
- 16. The side of a triangle which is perpendicular to the altitude.
Down
- 2. A triangle with three equal sides.
- 4. A triangle with one angle more than 90°.
- 5. The theorem which states in any right triangle, the square of the length of the hypotenuse equals the sum of the squares of the lengths of the two other sides.
- 7. A triangle whose angles are all equal.
- 8. A triangle with two equal sides.
- 12. A triangle with all three angles less than 90 degress.
- 15. Triangle that does not have an angle that measures 90°.