Question

find the square root of each of 85 correct to two decimal places please let me explain its right answer is 9.22 or9.21​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

9.2

Step by Step:

85

is a non-terminating, non-repeating decimal. You can't finish finding it.

But you can get better and better approximations by: start with a number whose square is close to 85. (9 or 10.

9

2

is closer, so start there.

Now divide 85 by

9

to get

9.4444

(to 4 places)

Average the two numbers

9

and

9.4444

9

+

9.4444

2

=

9.2222

Repeat:

85

9.2222

9.2169

(rounded to 4 places)

Average:

9.2222

+

9.2169

2

=

9.2196

Repeat:

85

9.2196

9.2195

(rounded to 4 places)

Average:

9.2196

+

9.2195

2

=

9.2196

9.2 196

Hope it helps You

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