Area Questions

The area of a rectangle with a length of $121\text{m}$ is the same as that of a square with a side of $44\text{m}$. Find the width of the rectangle.

Find the cost of carpeting a $15\text{-m-long}$ and $11\text{-m-wide}$ room with a $75\text{-cm-wide}$ carpet, if the price of the carpet is ₹$13$ per meter (not considering the cost of labour).

Calculate the area of a rectangle whose length is $17.2\text{cm}$ and width is $13.4\text{cm}$.

Half the perimeter of a rectangular garden, whose length is 8cm more than its width, is 42cm. Find the area of the rectangular garden.

If each side of a square field is increased by $12\%$, then by what percentage has the area of the field increased?

The ratio between the perimeter and the breadth of a rectangle is 3:1. If the area of the rectangle is 310 sq. cm, the length of the rectangle is nearly:

The length and breadth of a painting are 15cm and 10cm respectively. A 1cm wide border is made around the painting. What is the area of the border?

The area of an equilateral triangle is 173cm
2
. The perimeter of the equilateral triangle is: (use
3

​
=1.73)

The perimeter (in metres) of a semicircle is numerically equal to its area (in square meters). The length of its diameter is (Take π=
7
22
​
)