Advertisements
Advertisements
प्रश्न
Find the length of the side of a square whose area is 441 m2.
Advertisements
उत्तर
Let the length of the side of the square be x m.
Area of square = (x)2 = 441 m2
`x = sqrt(441)`
The square root of 441 can be calculated as follows:
| 21 | |
| 2 | `bar4 bar41` -4 |
| 41 | 041 -41 |
| 0 |
∴ x = 21 m
Hence, the length of the side of the square is 21 m.
APPEARS IN
संबंधित प्रश्न
Find the squares of the following numbers using the identity (a + b)2 = a2 + 2ab + b2:
405
Find the squares of the following number using the identity (a + b)2 = a2 + 2ab + b2
1001
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
999
Find the square of the following number using the identity (a − b)2 = a2 − 2ab + b2:
599
Find the square root the following by long division method:
1745041
Find the square root of 7 correct to two decimal places; then use it to find the value of `sqrt((4+sqrt(7))/(4-sqrt(7)` correct to three significant digits.
Find the least number which must be subtracted from 2037 so that the resulting number is a perfect square.
Find the square root by long division method
1764
Find the square root by long division method
11025
Find the square root of the following by long division method.
1.44
