Answer:
54 degrees
Step-by-step explanation:
will edit explanation later
I think 4 and 6 lcm is 12
Answer:
G. 
Step-by-step explanation:
Given that figure I and figure II are similar, it follows that the ratio of their corresponding side lengths are equal and the same.
Thus:

Therefore, the proportion that must be true is:
✔️
Answer: the answer is 3.4 rounded
Step-by-step explanation:
It’s a the the power of two plus b to the power of two equal to c the hypotenuse to the power of two