The answer is C , congruent means the same
Let point A be
and point B 

Use the point-slope formula and whichever point you want as , in this case I'll use

Answer:
sorry i donot know.......
Answer:
C. x=18 is the answer
Step-by-step explanation:
X2 = 36
x = 36÷2
x = 18
Let
be the length of a leg. Using the pythagorean theorem, the hypotenuse is

So, the hypotenuse is
times as long as either leg.