NCERT Solutions for Chapter: Visualising Solid Shapes, Exercise 1: Exercise

If actual distance between two places $A$ and $B$ is $110 \mathrm{km}$ and it is represented on a map by $25 \mathrm{mm}$. Then the scale used is _____ .

A polyhedron has $60$ edges and $40$ vertices. Find the number of its faces.

A polyhedron has $20$faces and $12$ vertices. Find the edges of the polyhedron.

A solid has forty faces and, sixty edges. Find the number of vertices of the solid.

Match the following:

Find the scale.

Actual size $12 \mathrm{m}$

Drawing size $3\mathrm{cm}$

Find the scale.

Actual size $45$feet

Drawing size $5$ inches

In a town, an ice cream parlour has displayed an ice cream sculpture of height $360 \mathrm{cm}.$ The parlour claims that these ice creams and the sculpture are in the scale $1:30$. What is the height of the ice creams served?