Answer :
first work inside the square root symbol 144-6 is
answer 138
Now it says give the square root of that number which falls between 11 and 12
11x11=121
12x12=144
so without using a cal. we can see its about 11. 3 estimated
when I work it out or use cal. its 11.747
now multipy that numbe by 3
35.24
answer 138
Now it says give the square root of that number which falls between 11 and 12
11x11=121
12x12=144
so without using a cal. we can see its about 11. 3 estimated
when I work it out or use cal. its 11.747
now multipy that numbe by 3
35.24
