geometry keys units 1,2,3,4,5

3. A point where two or more lines meet.
5. A line that crosses two or more parallel lines.
7. – A figure formed by two rays with a common endpoint.
8. A triangle with two equal sides.
12. – A line from the center of a circle to its circumference.
14. – A closed figure with three or more sides.
15. – Lines that intersect at a 90-degree angle.
16. – A line that intersects a circle at two points.
18. – The distance around a circle.
20. – A line segment passing through the center of a circle, touching both sides.

1. The longest side of a right triangle.
2. – Lines that never intersect and are always the same distance apart.
4. A line segment connecting a vertex of a triangle to the midpoint of the opposite side.
6. – A line that touches a circle at exactly one point.
9. Figures that have the same shape but different sizes.
10. A line that divides an angle into two equal parts.
11. A line segment with both endpoints on a circle.
13. Figures that have the same size and shape.
17. A triangle with all sides of different lengths.
19. A triangle with all sides equal.