Advertisements
Advertisements
प्रश्न
If P denotes perimeter of a rectangle, l denotes its length and b denotes its breadth, find:
P, if l = 2 m and b = 75cm
Advertisements
उत्तर
P, if l = 2 m and b = 75cm
`[because "b" = 75 "cm" 75/100 "m" = 0.75]`
∴ Perimeter = 2(l + b)
= 2 (2 + 0.75)
= 2 (2.75)
= 5.50 m
APPEARS IN
संबंधित प्रश्न
The diagonal of a square is `12sqrt2` cm. Find its perimeter.
The diameter of a circle is 42 cm, find its perimeter. If the perimeter of the circle is doubled, what will be the radius of the new circle? (Take π = `22/7`)
The interior of a figure is called region of the figure. Is this statement true?
If P denotes perimeter of a rectangle, l denotes its length and b denotes its breadth, find:
l, if P = 38cm and b = 7cm
Write the perimeter of the figure in the box given below it.
The area of a rectangular shaped photo is 820 sq.cm. and its width is 20 cm. What is its length? Also find its perimeter
Sanya, Aarushi, Manav and Kabir made greeting cards. Complete the table for their cards:
| Whose card | Length | Width | Perimeter | Area |
| Sanya | 10 cm | 8 cm | ||
| Manav | 11 cm | 44 cm | ||
| Aarushi | 8 cm | 80 square cm | ||
| Kabir | 40 cm | 100 square cm |
The lawn in front of Molly’s house is 12 m × 8 m, whereas the lawn in front of Dolly’s house is 15 m × 5 m. A bamboo fencing is built around both the lawns. How much fencing is required for both?
Find the perimeter of the following shape:
A triangle of sides 3 cm, 4 cm and 5 cm.
Out of two figures if one has larger area, then its perimeter need not to be larger than the other figure.
