Answer:
Option B. 
Step-by-step explanation:
we know that
In the right triangle of the figure
The sine of angle theta is equal to divide the opposite side to angle theta by the hypotenuse
so

substitute the given values

using a calculator

I think it is line one because half of 32 isn’t 16.2
I hope this helps :)
Answer: 7
Step-by-step explanation:
We substitute n for 14 to get the equation 14-7, which equals 7.
Answer:
(4) x+12=5x-2
Step-by-step explanation:
Substitute x=4 in all the options to check equality