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According to the definition of rational numbers, which of these is NOT rational?
A.
12
6
В.
0
C.
1
6

d is the answer

step-by-step explanation:

what are the

step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus