Advertisements
Advertisements
प्रश्न
The table given below contains some measures of the rectangle. Find the unknown values.
| Length | Breadth | Perimeter | Area |
| 10 m | ? | ? | 120 sq.m |
Advertisements
उत्तर
l = 10 m
Area = 120 sq metre
Area = l × b sq.m
120 = 10 × 6
b = `120/10`
b = 12 m
Perimeter = 2(l + b) units
= 2(10 + 12) units
= 2 × 22 m
p = 44 m
Completing the unknown values in the table.
| Length | Breadth | Perimeter | Area |
| 10 m | 12 m | 44 m | 120 sq.m |
APPEARS IN
संबंधित प्रश्न
The lengths of the sides of two squares are in the ratio 8:15, find the ratio between their perimeters.
Find the perimeter of each of the following closed figures:
If a square of side 1 cm is cut out of the corner of a larger square with side 3 cm (see the figure), what will be the perimeter of the remaining shape?

A square carrom board has a perimeter of 320 cm. How much is its area?

Take a thick paper sheet of length 14 cm and width 9 cm. You can also use an old postcard.
- What is its area? What is its perimeter?
Two regular Hexagons of perimeter 30 cm each are joined as shown in the following figure. The perimeter of the new figure is ______.

To find the cost of painting a wall we need to find the perimeter of the wall.
Length of a rectangular field is 6 times its breadth. If the length of the field is 120 cm, find the breadth and perimeter of the field.
A table-top measures 2 m 25 cm by 1 m 50 cm. What is the perimeter of the table-top?
Which unit is used to measure perimeter?
