Page 157 - monopoly

Number of
total number Number of Number of
Solid Shape plane/curved
of faces edges Vertices
faces

Cuboid 6 all plane faces 12 8

Cube 6 all plane faces 12 8

1 plane face
Cylinder 2 2 0
1 curved face

Sphere 1 1 curved face 0 0

2 plane faces
Cone 3
1 curved face

MENTAL MATHS-3

A. Match the column.

(a) sphere (i) 2 circular edges

(b) cylinder (ii) all square faces

(c) cone (iii) only one face

(d) cube (iv) one vertex only

B. Name the solid shape

(a) with only 1 vertex ____________________

(b) with only 2 edge ____________________

(c) with 2 faces ____________________

(d) with 3 faces ____________________

(e) with only 1 face ____________________

157
Geometry
Mathematics-3