What isthe principal square root of 13 Whoever answers first and correct gets the Brainest answe! :)

13

Step-by-step explanation:

you just take 13 x 13 and you get 169 and then you take the square root of that and you get 13! hope this helps!

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d

false

step-by-step explanation:

the reason i say this is because for a certain length of sides you can pick any two and the length is wither equal or greater than the third side and in this case it's not.

3 + 5 = 8

8 is smaller than 9 which is the third side.

hope this : )