Answer:
A
Step-by-step explanation:
vertical angles congrunet (angleFJH + angle GJI)
& (angleHFJ + angle JGI congruent)

Compare to standard equation of SHM

Here


Well the above one are for extra knowledge .
Solution:-







So.

14. It's finding volume. The depth of the water is the value for the height.
15. I believe it's C
Answer:73 ft
Step-by-step explanation: