Triangles

2. When an angle amounts 90* it is...
5. A line which divides an angle into two equal parts
6. is formed by six identical square faces joined along their edges
10. a quadrilateral that has two pairs of opposite sides that are parallel
13. When to lines intersect at right angle, they are...
15. in a right triangle is the side of the triangle that it is opposite to the right angle
16. angles that share a common vertex and edge but do not share any interior points
18. a straight line which links two points without extending beyond tchem
19. two figures or objects are congruent if they have the same shape and size, or if one has the same shape and size as the mirror image of the other
21. The union of two rays that have the same end point is called

1. The .. of a triangle is a straight line that joins one point (vertex) of a triangle to the mid point od the opposite site
3. a triangle which has got two equal sides
4. When an angle amounts/is less than 90* but more than 0* it is...
7. When an angle amounts 90* it is...
8. A triangle which every side is different
9. When an angle amounts more than 90* it is...
11. a triangle which sides are equal
12. ...opposite angles are angles which are opposite each other when two lines cross
14. The ... od a triangle is perpendicular from one of its vertices to the opposite site
17. The .. of a triangle is a straight line that joins one point
20. is a straight line or distance from the center to the edge of a curve