Answer:
There is an error in line 2; segment BE should be a perpendicular bisector.
Step-by-step explanation:
I took the test, i got it right. :)
Answer:
Submarine W. the closest submarine is the one with the lowest depth, -1.5 km (which should actually be written as an absolute value, 1.5km, depth can't be negative).
ANSWER
The greatest common factor is

EXPLANATION
We want to find the greatest common factor of

and

The prime factorizations are;

and

The product of the least powers of the common factors is the greatest common factor.
2/2 part of the equation is ≤ B
maybe 30/100 ≤ B