Geometry Crossword Puzzle

3. Formed by two rays sharing a vertex. Measures the amount of turn between the rays
4. The longest side of a right triangle. It is always opposite the right angle
9. A triangle that has three equal sides. A triangle that all three angles measure 60 degrees.
11. Two angles that measure up to 90 degrees. Two angles that form a right angle
12. This describes figures that have the same shape and size. Their corresponding sides and angles are equal
13. This describes figures with the same shape but different sizes. Their corresponding angles are equal and sides are proportional
14. Angles that share a common side and a common vertex. Angles that are next to each other without overlapping
18. This divides a segment or angle into two equal parts. Angle bisectors are often used in triangle constructions
19. These are lines that never intersect. They remain the same distance apart
20. A triangle that has at least two equal sides. A triangle that one side called the base is not equal to the other sides

1. A triangle that has no equal sides. All three sides of the triangle are different lengths
2. An angle that measures greater than 90 degrees but less than 180 degrees. An angle that appears more open and spread out
5. A closed shape made up of straight line segments. The sides of these shapes must connect end to end without crossing
6. Two angles that measure up to 180 degrees. Two angles that form a straight line
7. Lines intersect to form a 90-degree angle. Lies that meet at a perfect corner
8. This is a polygon with three sides. Its interior angles sum to 180 degrees
10. Corner where shades of sides meet. Polygons have several of these corner points
15. The amount of space inside a three-dimensional object. It is measured in cubic units
16. One of the two shorter sides of a right triangle. It is not the longest side of the triangle
17. A flat surface that extends forever in all directions. A surface that has length and width but no thickness