Subject Experts Solutions for Chapter: Mensuration, Exercise 1: PRACTICE QUESTIONS (CLASSROOM WING)

The total surface area of a cube of edge $6 \mathrm{cm}$ is _____ ${\mathrm{cm}}^2$.

If the area of a square field is $36 \mathrm{hectares}$, then its diagonals is _____ $\mathrm{m}$.

If the diagonals of a rhombus are $22 \mathrm{cm}$ and $14 \mathrm{cm}$ long, then its area is _____ ${\mathrm{cm}}^2$.

The angle of a sector with angle $45°$ and radius$=14 \mathrm{cm}$ is _____ ${\mathrm{cm}}^2$.

Find the area of the figure given below:

Calculate the volume of the given solid:

In the figure given below, $PQRS$ is a rectangle. Find the area of the shaded portion in the given figure:

Find the total cost of levelling the shaded part of uniform width $2 \mathrm{m}$, laid in the rectangular field shown below, if the rate $\mathrm{per} {\mathrm{m}}^2$ is $\mathrm{Rs}. 100$.