Question

Answer face for20 points!The square root of 144 is 12, because12 x 12 = 144. The square root of 169 is 13, because

13 x 13 = 169 Which expression will give the closest approximation to the square root of 156?

B.
169 - 144
13
2
C
+
D
169
144 +
9;144)

Answer 1

C

Explanation:

Sq root of 156 HAS to be between 12 and 13

12+(13-12)/2

12+1/2

12.5