Which part of the ocean is deepest?

The oceans' deepest area is the Mariana Trench, also called the Marianas Trench, which is in the western part of the Pacific Ocean. The trench is 1,554 miles long and 44 miles wide, or 120 times larger than the Grand Canyon. According to the National Oceanic and Atmospheric Administration, the trench is almost 5 times wider than it is deep.

Explanation:

find the sum of the two horizontal vectors and the sum of the two vertical vectors

isoceles right angled triangle