Matematika SMP Kelas 2. Page 1. A. Cube Elements of cube are: a. Facesd. Field diagonal b....

Chapter VCharacteristics of cube, bar, prism, pyramid, and their

parts, and how to determine the size

Matematika SMP Kelas 2 .

A. Cube

1. Definition of Cube

Elements of cube are:a. Faces d. Field diagonalb. Vertices e. Space diagonalc. Edges f. Diagonal field.


2. Characteristics of cube

a. All faces of cube are square.b. The sizes of all vertices are similar.c. Each field diagonal on cube has similar length.d. Each space diagonal on cube has similar size.e. Each diagonal field on cube is rectangle-shaped.


3. The large of the faces on cube

Formula:The large of faces on cube can be mentioned by the following formula:

4. Volume of cube

Formula:Volume of cube can be mentioned :

note:With s is the length of vertices.

B. Bar

1. Elements of bar

Elements of bar are:a. Faces d. Field diagonalb. Vertices e. Space diagonalc. Edges f. Diagonal field


2. Characteristics of bar

a. The faces of bar are rectangle-shaped.b. The parallel vertices have same length.c. Each field diagonal that are face on has same length.d. Each space diagonal in bar has same size.e. Each diagonal field in bar is rectangle-shaped.


3. The large of bar’s surface

The large of bar’s surface can be mentioned as;

4. Volume of bar

C. Prism1. Elements of prism

a. Faceb. Vertices c. Edgesd. Field diagonal e. Diagonal field


2.Characteristics of prism

a. Prism has base and roof that are congruent .b. Each parts beside the prism is rectangle-shaped.c. Prism has perpendicular Vertices.d. Each field diagonal on same side has same size.

3. The large of prism

D. Pyramid

Elements of pyramid

a. Facesb. Verticesc. Edges


Matematika SMP Kelas 2. Page 1. A. Cube Elements of cube are: a. Facesd. Field diagonal b....

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