Sagot :
Answer:
11. A Cube
12. C
13. B
14. None
15. D
16. B
17. C
18. C
19. C
20. 36
Step-by-step explanation:
11. Quadrilaterally-faced hexahedron Cube(Cuboid) 6 faces, 12 edges, 8 vertices
12. Because it's not a solid figure.
13. On the pic.↑↑↑
14. Because a variable is a letter that is place holder of a thing or expression.More details on the 2 pic.
15. Because a variable is a letter that is place holder of a thing or expression.More details on the 2 pic.
16. A symbol which has a fixed numerical value is called a constant.
17. Because a variable is a letter that is place holder of a thing or expression.More details on the 2 pic.
18. Because it has an variable that is (g).And variable is a part of an algebraic expression.
19. Just translate the algebraic expression to verbal expression.
20.Find the algebraic expression.
That is (3x⁶).

