Question

find the square root of 400 by long division methodfind the square root of 400 by long division method ​

Answer 1

Answer:

the answer is 20.......

Answer 2

Answer:

√400 = 20

Step-by-step explanation:

the square root of 400 by long division method

                         20

                       _____

                     _|  400  |_

             2           4

                           ____

                           000

            4 0              0

                           ______

                                 0

                           _______

√400 = 20

400 = 2 * 2 * 2 * 2 * 5 * 5

400 = 2² * 2² * 5²

400 = (2 * 2 * 5)²

400 = 20²

√400 = √20²

√400 = 20