Advertisements
Advertisements
प्रश्न
The perimeter of a square is 36 cm; find its area
Advertisements
उत्तर
Perimeter of Square = 36 cm
Side = `"Perimeter"/4 = 36/4 = 9` cm
∴ Area of square = side × side
= 9 × 9
= 81 cm2
APPEARS IN
संबंधित प्रश्न
Find the perimeter and the area of the square whose side is 8 cm
Measure the side of the red square on the dotted sheet. Draw here as many rectangles as possible using 12 such squares.
How many rectangles could you make?
A square shaped park ABCD of side 100 m has two equal rectangular flower beds each of size 10 m × 5 m (Figure). Length of the boundary of the remaining park is ______.
1 m = ______ cm.
Parmindar walks around a square park once and covers 800 m. What will be the area of this park?
The perimeter of a square garden is 48 m. A small flower bed covers 18 sq m area inside this garden. What is the area of the garden that is not covered by the flower bed? What fractional part of the garden is covered by flower bed? Find the ratio of the area covered by the flower bed and the remaining area.
Find the cost of fencing a square park of side 250 m at the rate of ₹ 20 per metre.
Avneet buys 9 square paving slabs, each with a side of `1/2` m. He lays them in the form of a square.
- What is the perimeter of his arrangement [Fig (i)]?
- Shari does not like his arrangement. She gets him to lay them out like a cross. What is the perimeter of her arrangement [(Fig (ii)]?
- Which has greater perimeter?
- Avneet wonders if there is a way of getting an even greater perimeter. Can you find a way of doing this? (The paving slabs must meet along complete edges i.e. they cannot be broken.)
In the following figure, area of (i) is the same as the area of (ii).
 |
 |
| (i) | (ii) |
In the following figure, perimeter of (ii) is 18 units.
|
| (ii) |
