Between which 2 whole numbers is the square root of 50?

1 Answer
EZ as pi
Nov 15, 2016

sqrt50" " lies between 7 and 8.

Explanation:

It helps to know the first 20 square numbers by heart.

Which are the square numbers close to 50?

color(white)(xxxxx)50
color(white)(xxxxx)darr
36" "49" "64" "81" "larr these are the perfect squares

" "6" "7" "8" "9" "larrthese are their square roots
color(white)(xxxxxx)uarr
color(white)(xxxx)sqrt50

sqrt50" "lies between 7 and 8.

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