Answer:
Try B. I believe that is the answer
Explanation:
Answer:
(a) 
(b) 
(c) 
Step-by-step explanation:
(a)



(b)


(c)


Hope this helps!
Answer:
2√133
Step-by-step explanation:
a²+b²=c²
8²+12²=c²
c²=208
208+18²=532
√532=23
Step-by-step explanation:
multiply both sides by -1
x = 14