Perimeter of a Rectangle

Q. What is formula of perimeter.

Q. What is the value of a rectangular plot of land 75.5 m long and 30.5 m broad at the rate of 1000 rupees per square metre ?

Q. The area of a rectangular field is 0.5 ha. If one side is 12.5 m. Find the other side in meters.

Q.

A rectangular plot is fenced with 150 m long wire. Find the dimensions of the plot if it's length is twice its breadth.

Q.

Question 3

Find the breadth of a rectangular plot of land, if its area is 440 $m^2$ and the length is 22 m. Also, find its perimeter.

Q.

If the length of a rectangle is 35.5 m and it's breadth is 5.5 m less than its length, find its area.

Q. Raymond bought 5 rolls of paper towels. He got 99$\frac{4}{5}$ meters of paper towels in all. How many meters of paper towels were on each roll ?

1. $19\frac{24}{25}$
2. $19\frac{14}{25}$
3. $17\frac{14}{25}$
4. $17\frac{24}{25}$

Q. What is the general formula for the perimeter of a rectangle with length $l$ and breadth $b$?

Q. Pythagorean triple is one in which a, b and c are

1. Repeating
2. Terminating
3. Coprime
4. Prime

Q.

What is the length of the wooden strip required to frame a photograph of length and breadth $32\mathrm{cm}$ and $21\mathrm{cm}$ respectively?

Q.

How many times will a boy have to run around a square plot whose length is $60metres$ to cover a distance of $6km.$

Q.

Find the area of rectangle whose dimensions is $l=16cm,b=12.5cm$ .

Q. If we want to find the area of a square and only the perimeter and length is given. How do we find it.

Q.

Find the area of the lawn (in cm²) if each grass bed has a length of 15 cm and width of 10 cm.

1. 36

2. 3600

3. 0.36

4. 360

Q. The length of a rectangular field is thrice its breadth and its perimeter is 240 m. The length of the field is

(a) 80 m
(b) 120 m
(c) 90 m
(d) none of these

Q.

The area of a square of side $15cm$ is the same as that of a rectangle of width $9cm$ . The length of the rectangle is

1. $16cm$

2. $18cm$

3. $20cm$

4. $25cm$

Q.

One side of a rectangle is $20\text{cm}$ larger than the other side.

If you make the smaller side two times larger and the larger side three times larger, then the perimeter of the new rectangle would be $240\text{cm}$.

Find the lengths of the sides of the original rectangle.

Q. The perimeter of a rectangular sheets is $100cm$. If the length is $35cm$, find the breadth. Also find the area.

Q.

Question 9 (iv)

The adjoining figure represents a rectangular lawn with a circular flower bed in the middle. Find:

The circumference of the flower bed.

Q.

Ted's dad was planning to fence the garden with plants. How many saplings should he buy so that his dad can fence the garden with 5 saplings every 2.5 meters?

1. 41

2. 62

3. 31

4. 82

Q.

Fill in the blanks.

The radius of a circular field is $35cm$. The length of wire required for fencing it is $\_\_\_\_\_\_\_\_$.

Q. Length of a rectangle is $3m$ more than its breadth. It's perimeter is $38m$. Find it's length and breadth.

Q. What is the cost of putting a wire around a rectangle shaped box of length 50 cm and breadth 30 cm, given that 1 cm of wire costs ₹20?

Q.

Find the area of the rectangle whose sides are $3\text{cm}$ and $4\text{cm}$.

Q.

The length of an aluminum strip is $\text{40 cm.}$ If the lengths in cm are measured in natural numbers, write the measurements of all the possible rectangular frames which can be made out of it. (For example, a rectangular frame with $\text{15 cm}$ length and $\text{5 cm}$ can be made from this strip. )

Q.

A rectangle has a length of 10 inches and breadth of 5 inches, Then perimeter of the rectangle is 30 inches.

1. 30 square inches

2. 30 inches

Q. The length of a rectangle is $3$ times its breadth, if the length is decreased by $3$ cm and the breadth increased by $5$ cm the area of the rectangle is increased by $57$ $c{m}^2$ The perimeter of the rectangle is

1. $24$ cm
2. $20$ cm
3. $18$ cm
4. $48$ cm

Q. Mr Gupta wanted to make a border for his bulletin board. He marked the board to help him figure out the perimeter of the board. What is the perimeter (in feet), of Mr Gupta's bulletin board?

1. $56$
2. $30$
3. $54$
4. $15$

Q. If $P$ denoted perimeter of a rectangle, $l$ denotes its length and $b$ denotes its breadth find;
$P$, if $l=2cm$ and $b=75cm$

Q. The length of a rectangle is three its width and the length of its diagonal is $6\sqrt{10}cm$, The perimeter of the rectangle is

1. $36cm$
2. $24cm$
3. $24\sqrt{10}cm$
4. $48cm$