Find the square root of 56.25, without using long division method?

Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM

Expert Answer:

To find the square root of 56.25, we need to know the number which when multiplied by itself gives the answer 56.25.

Now, we know that 72 = 49 (less than 56.25) and 82 = 64 (greater than 56.25).

So, must lie between 7 and 8.

So, let's consider 7.5.

Thus, = 7.5

Answered by  | 4th Jun, 2014, 03:23: PM