Base time hight divided by two so you would multiply 3 by 5 which would be 15 and 15 divided by 2 is 7.5 so 7.5 is the area
Do you still have time Bc if so use this 2 times pie times 5
Answer:

The farthest point is the Challenger Deep
Step-by-step explanation:
Given


Solving (a): The sea level
Both elevations had signs in front of them.
The sea level is the point at the neutral level, neither positive nor negative.
Hence:

Solving (b): Farthest Point.
The farthest point is the one with the highest magnitude.
Comparing
to 
-35,797 ft has the highest magnitude.
Hence:
<em>The farthest point is the Challenger Deep</em>