Maharashtra Board Solutions for Chapter: Surface Area and Volume, Exercise 1: Practice set 9.1

Length, breadth, and height of a cuboid shape box of medicine are $20$ cm, $12$ cm and $10$ cm respectively. Find the surface area of vertical faces and total surface area of this box.

Total surface area of a box of cuboid shape is $500$ sq. unit. Its breadth and height are $6$ unit and $5$ unit respectively. What is the length of that box in units?

Side of a cube is $4.5 \mathrm{cm}$. Find the surface area of all vertical faces and total surface area of the cube.

Total surface area of a cube is $5400 \mathrm{sq}. \mathrm{cm}$. Find the surface area of all vertical faces of the cube in ${\mathrm{cm}}^2$.

Volume of a cuboid is $34.50$ cubic metre. Breadth and height of the cuboid is $1.5 \mathrm{m}$ and $1.15 \mathrm{m}$ respectively. Find its length in $\mathrm{m}$.

If the volume of a cube having length of edge $7.5 \mathrm{cm}$ is $k {\mathrm{cm}}^3$, find the value of $k$.

Radius of base of a cylinder is $20 \mathrm{cm}$ and its height is $13 \mathrm{cm}$, find its curved surface area and total surface area. $\left(\pi =3.14\right)$

Curved surface area of a cylinder is $1980 {\mathrm{cm}}^2$ and radius of its base is $15 \mathrm{cm}$. Find the height of the cylinder in $\mathrm{cm}$. $\left(\mathrm{\pi }=\frac{22}{7}\right)$