Advertisements
Advertisements
प्रश्न
The diagonal of a square is `12sqrt2` cm. Find its perimeter.
Advertisements
उत्तर
Diagonal of square = Its side x`sqrt2`
Side`sqrt2=12sqrt2`
i.e. side = 12 cm
Perimeter of a square = 4 × side
= 4 × 12
= 48 cm
APPEARS IN
संबंधित प्रश्न
If P = perimeter of a rectangle, l= its length and b = its breadth find P, if l = 38 cm and b = 27 cm
If P = perimeter of a rectangle, l = its length and b = its breadth; find l, if P = 96 m and b = 28 m.
Is the perimeter of the yellow shape more than the perimeter of the blue shape? Why?
A thin wire 20 centimeters long is formed into a rectangle. If the width of this rectangle is 4 centimeters, what is its length?
Can you make a rectangle with a still longer boundary? I made a rectangle 1 cm wide and 80000 m long. Imagine how long that boundary will be!!! With that much gold wire I can become a king!
Following figures are formed by joining six unit squares. Which figure has the smallest perimeter in the following figure?
Match the following:
| Shapes | Perimeter |
(A)  |
(i) 10 |
(B)  |
(ii) 18 |
(C)  |
(iii) 20 |
(D)  |
(iv) 25 |
Total cost of fencing the park shown in the following figure is Rs 55000. Find the cost of fencing per metre.
A table-top measures 2 m 25 cm by 1 m 50 cm. What is the perimeter of the table-top?
Out of two figures if one has larger area, then its perimeter need not to be larger than the other figure.
