Question

What a good estimate for the positive square root of 225

A. between 5 and 10
B.Between 20 and 30
C.between 10 and 20
D.between 30 and 40​

Answer 1

C

Explanation:

Because the square root of 225 is 15 so a is less than 15 and also do not include 15, b more than 15 and do not include 15, d as same as a and b so the answer is c