SOLUTION: square root of 150 to the nearest tenth

Question 132574This question is from textbook
: square root of 150 to the nearest tenth This question is from textbook

Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
12 * 12 = 144
13 * 13 = 169

, so

and , so is close to of the way from 12 to 13.

, so is very close to 12.24.

,
,

Now we know that and that 12.2 is closer to than 12.3, so 12.2 is the square root of 150 to the nearest 10th.

Easier way:
Press 1, 5, 0, and the square root key on your calculator. Round the answer to the nearest tenth.
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