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Q: Is 84 a perfect square

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84 x 84

4

14

first find the factors of 84 if there is a perfect square (4,9,16,25, etc.) multiplied by another number to get 84, then use thatso 84 has 4 and 21, so take the square root of 4 which is and put it outside of the root sign and put 21 in it

756/189 = 4756/84 = 9756/21 = 36

If you mean 84 squared then it is 84*84 = 7056 If you mean the square root of 84 then it is 2 times the square root of 21 which is an irrational number

First note that 84=4x21 and 4 is a perfect square. So square root of (84)=square root (4x21)=Square root (4) Square root (21)= 2 multiplied by the square root of 21. You can also write this using rational exponents, but this is not in radical form. It is an equivalent expression, however. 2 x (21)1/2

An 84 blood glucose is perfect.

84 (square meters) = 904.168475 square feet.

84 square meters = 904.17 square feet.

that sounds like someone's using answers.com instead of doing homework.

200 is not a perfect square. Its square root is a fraction and the square root of a perfect square is always an integer.

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