Evaluate the square root without using a calculator. $- \sqrt { 0.16 }$
A) -0.16
B) -0.4
C) 0.4
D) -0.0016
E) 0.16

Name: Evaluate the square root without using a calculator. $- \sqrt { 0.16 }$ A) -0.16 B) -0.4 C) 0.4 D) -0.0016 E) 0.16
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Question

Quizplus · Accepted Answer

To find the square root, we need to find a number that, when multiplied by itself, gives us 0.16. 
Let's start with a guess of -0.4 (since we're looking for a negative answer). 
\-0.4 * -0.4 = 0.16 
Therefore, the square root of -0.16 is -0.4

Evaluate the Square Root Without Using a Calculator −0.16- \sqrt { 0.16 }−0.16​

Evaluate the Square Root Without Using a Calculator $- \sqrt { 0.16 }$