I'm sorry but I'm not into square roots yet :(
The answer is 35000. Because 2 significant figures means the 2nd number, in this case it is the number 4 and if we want to round off something, look at the next number, if more than 5 or 5, you must round up.
.253 move the decimal 2 places to the right then you get 25.3%
Answer:
the awnser is 0.000000564
