A plumbline (sahul) is the combination of (see Fig. 12.2) (A) a cone and a cylinder (B) a hemisphere and a cone (C) frustum of a cone and a cylinder (D) sphere and cylinder
A plumbline (sahul) is the combination of (see Fig. 12.2) (A) a cone and a cylinder (B) a hemisphere and a cone (C) frustum of a cone and a cylinder (D) sphere and cylinder

NCERT Exemplar Class 10 Maths Chapter 12 Ex. 12.1 Question 3

(B) a half of the globe and a cone

NCERT Exemplar Class 10 Maths Chapter 12 Ex. 12.1 Question 3-1

The upper piece of plumbline = hemispherical,

The base piece of plumbline = cone shaped

Accordingly, it is a blend of half of the globe and cone.