The square root of 0.81 is
0.9
To find the square root of 0.81, follow these steps:
Step 1: Start with the number 0.81.
Step 2: Try to find a number that, when multiplied by itself, equals 0.81.
Step 3: Since 0.9 multiplied by itself equals 0.81, the square root of 0.81 is 0.9.
Therefore, the square root of 0.81 is 0.9.