Advertisements
Advertisements
प्रश्न
The side of a square is of length 20 mm. Find its perimeter in cm.
Advertisements
उत्तर
Side of a square = 20mm
∴ Perimeter of square
= 4 x Side
= 4 x 20mm
= 80mm
= `(80)/(10)"cm"`
= 8cm.
APPEARS IN
संबंधित प्रश्न
Find the perimeter of a rectangle whose length = 22.5 m and breadth = 16 dm.
If P = perimeter of a rectangle, l= its length and b = its breadth find P, if l = 38 cm and b = 27 cm
What do you understand by a plane closed figure?
Find the perimeter of a square whose each side is 1.6 m.
Write the perimeter of the figure in the box given below it.
The table given below contains some measures of the rectangle. Find the unknown values.
| Length | Breadth | Perimeter | Area |
| ? | 4 feet | ? | 20 sq.feet |
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 |
Chumki, Jhumri, and Imran need wire to make a fence.
- Who will need the longest wire for fencing?
Perimeter of an isosceles triangle is 50 cm. If one of the two equal sides is 18 cm, find the third side.
What is the length of outer boundary of the park shown in the following figure? What will be the total cost of fencing it at the rate of Rs 20 per metre? There is a rectangular flower bed in the center of the park. Find the cost of manuring the flower bed at the rate of Rs 50 per square metre.
