A regular hexagon consists of $6$ equilateral triangles. 

If the measure of each side of the hexagon is $6 \mathrm{cm}$, then find $\mathrm{x}$.

A regular hexagon consists of $6$ equilateral triangles with sides $6 \mathrm{cm}$ each.

Calculate the area of the hexagon.

The students of class $7$ have decided to build a $2 \mathrm{m}$ wide flower bed around a rectangular park of length $20 \mathrm{m}$ and width $15 \mathrm{m}$.
Find the area of the flower bed.

The students of class $7$ have decided to build a $2 \mathrm{m}$ wide flower bed around a rectangular park of length $20 \mathrm{m}$ and width $15 \mathrm{m}$.
Find the cost of building the flower bed at the rate of $30$ per ${\mathrm{m}}^2$.

Sumit is a long distance runner. He takes $11$ rounds of a circular park of radius $42$ $\mathrm{m}$. If the total distance covered by Sumit is $k \mathrm{m}$.

The perimeter of a circle is known as its _____.

$10$ hectares $=$ _____ ${\mathrm{m}}^2$

The area of a circle of radius $1$$\mathrm{cm}$ is _____.

A rectangle is made with $18$ $\mathrm{m}$ long rope. The length of the rectangle is $5$ $\mathrm{m}$. If the breadth is $k \mathrm{m}$, find $k$.