Three – Dimensional Figures For 8th Class

1. Cuboid Formula :

Cuboid Formula

(i). Faces of a Cuboid :

Faces of a Cuboid

(ii). Vertices of a cuboid :

Vertices of a cuboid

(iii). Edges of a cuboid :

Edges of a cuboid

(iv). Diagonal of a Cuboid :

Diagonal of a Cuboid

2. Cube Formula :

Cube Formula

(i). Faces of a Cube :

Faces of a Cube

(ii). Vertices of a Cube :

Vertices of a Cube

(iii). Edges of a Cube :

Vertices of a Cube

(iv). Diagonal of a Cube :

Diagonal of a Cube

3. Prism Formula :

Prism Formula

(i). Triangular Prism :

Triangular Prism

(ii). Square Prism :

Square Prism

(iii). Pentagonal Prism :

Pentagonal Prism

(iv). A right prism having each of the bases a polygon of n – sides :

A right prism having each of the bases a polygon of n - sides

4. Pyramids :

Pyramids

(i). Triangular Pyramids (Tetrahedron) :

Triangular Pyramids

(ii). Square Pyramid :

Square Pyramid

(iii). Pentagonal Pyramid :

Pentagonal Pyramid

(iv). A pyramid whose base is a polygon of n – sides :

A pyramid whose base is a polygon of n - sides

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