Unit 5

4. an angle that is formed between the horizontal line and the line of sight
6. measures the space needed to cover the outside of a three-dimensional shape
8. the ratio of the length of the opposite side to the length of the adjacent side
10. the distance from the center of a circle or sphere to its edge or boundary
12. the measurement of the distance between two points
14. the amount of space occupied by a three-dimensional objec
16. a line segment that passes through the center and its endpoints are on the circumference of a circle
18. the angle one has to look down from the horizontal to see something on a lower level
19. a three-dimensional shape consisting of two parallel circular bases, joined by a curved surface
20. the measurement of the distance of an object from the base to the top

1. a triangle in geometry where one angle measures exactly 90 degrees
2. the amount of space filled by a flat, two-dimensional shape
3. a polyhedron made up of two triangular bases and three rectangular sides
5. the ratio of the length of the adjacent side to that of the longest side
7. hexahedron with quadrilateral faces
9. a figure formed by two lines or rays that meet at a common endpoint
11. an angle that measures less than 90 degrees
13. a polygon with three sides having three vertices
15. the angle measured clockwise from the north line
17. the ratio of the side of the triangle opposite the angle divided by the hypotenuse