Geometry Terms

4. An abbreviation for "Corresponding parts of congruent triangles are congruent".
5. of Tangency The point on a circle where a line, ray, or segment intersects a circle at exactly one point.
8. A measure of the space a figure occupies.
11. A quadrilateral with opposite sides that are parallel.
13. Trapezoid A trapezoid whose legs are congruent.
15. Adjacent/Hypotenuse
18. Angle An angle whose vertex is the center of the circle.
19. A line that intersects two coplanar lines in two points.
20. A parallelogram with four all sides equal length and all angles equaling 90 degrees
21. A two-dimensional pattern that you can fold to form a three-dimensional figure.

1. A parallelogram containing four right angles
2. A quadrilateral with no parallel sides and the constructive sides are congruent
3. Opposite/Hypotenuse
5. The statement that two ratios are equal.
6. A parallelogram where all sides are congruent
7. Area The sum of the lateral area and the areas of the bases.
9. The distance around a circle.
10. A segment within the circle whose endpoints are on the circle.
11. A three-dimensional figure whose faces, or surfaces are polygons.
12. The segment connecting the midpoint of two sides of the triangle. Is parallel to and half the length of the third side.
14. When shapes are the same figure but different sizes. They have congruent angels and proportional sides.
16. A quadrilateral with one pair of parallel sides.
17. Opposite/Adjacent