Find the value of x, please help.

i would say c is the best answer, hope it's right!

good luck! =)

cutie~

the answer is a

step-by-step explanation:

because if you put 1 in to the square root of x it equals 300.

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

step-by-step explanation: