To the nearest integer, √242 = 16.
Here is how you can see that this is true:
152 = 225; 15.52 = 240.25; 162 = 256.
Seeing that 242 falls between 240.25 and 256, we can see that √242 falls between 15.5 and 16. Therefore, to the nearest integer, it is 16.
The square root of 18, rounded to the nearest integer, is 4.
It is: 18 rounded
6
8
15.0
4.123105626 rounds down to 4
The square root of 18, rounded to the nearest integer, is 4.
It is: 18 rounded
46.0
3.33333...
6
7
8
15.0
42.0
Using Pythagoras: theorem it is 12 times the square root of 2 which is about 17 feet rounded to the nearest integer
Radius: square root of (1256/pi) = 20 cm rounded to nearest integer