Question

Square root of 1.69

A. 1.1
B. 1.3
C. 1.5
D. 1.7

Answer 1

Re-writing this as \[169 *10^{-2}\]

Answer 2

Ok

Answer 3

What is the square root of 169? What methods have you used in the past to find square roots? Are you able to write the squares of 12, 13, 14, 15? Once you've done that you could work backwards to determine the square root of 169.

Answer 4

Would it be c

Answer 5

It's important that you show your work. How did you get 1.5? Have you checked your answer yourself?

Answer 6

Square 1.5. Is your result equal to 1.69? What does that tell you?

Answer 7

I really don't understand this that mathaetle was just confusing me

Answer 8

Understanding something new requires time and effort. So far y ou've not carried out any of the suggestions I've given you. My goal is to help you understand the concepts and the how-to involved in this problem.

Your "mathmale is confusing me" was a very weak response, given that you have yet to do anything towards solving this problem.

Again, I ask you to find the square root of 169. You could use a calculator, or you could make your own table of squares by listing the numbers 13, 14, 15, 16, 17 and squaring each (by hand or by calculator). Are any of these squares equal to 169?