Answer:
40%
Step-by-step explanation:
12 divided by 30 will give you 0.4
I can't see it well sorry
Answer:
64^(4/6) = 16
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let the third side of the triangle be
.
We can apply the cosine rule to find
.

We evaluate to obtain;



We take the positive square root of both sides to obtain;

The correct answer is B.