GRADE/SECTION: Direction: Answer the following questions by writing the letter of the correct answer on the space before each number. c. faces 1. Which of the following describe a solid? a. are figures bounded by plane surfaces. c. a three-dimensional object b. a figure that has length, width and height d) all of the above. 2. Choose from the following the best characteristic of a regular solid. @Solid having the same, equal polygons. c. Solid having irregular surfaces. b. Solid having circular surfaces. d. Solid having unequal angles. 3. The lines where 2 faces meet are called... a.) edges b. outside d. vertices 4. Any flat surface of a solid figure is called a a. edge b. face c. vertices d. shape 5. What are vertices? a. sides b. angles c. faces d. corners 6. Which shape has the MOST faces? a. cube b. cylinder c. sphere d. cone -7. The base of a pyramid can be the following, EXCEPT: a. pentagon b. circle c. rectangle d. triangle 8. Which of the statement about Platonic solid is true? a. Platonic solid is composed of irregular polygons. c. Platonic solid is a non-polyhedral solid. b. Platonic solid is a polyhedral figure. d. Platonic solid is composed of flat surfaces. 9. What polygon makes up the dodecahedron? a. Triangle b. Pentagon c. Square d. Circle 10. What is the solid with 20 triangles? a. Tetrahedron b. Hexahedron c. Icosahedron d. Dodecahedron 11. How many triangles are needed in building an octahedron? a. 4 b. 6 c. 8 d. 20 12. An irregular solid with a rectangular shape and a circular base. prism b. cylinder c. pyramid d. Cone a.