<span>Tomás compró 350 metros de malla galvanizada para vallar el perímetro del lote</span>
Answer: 
Step-by-step explanation:
Given
inclination is 
Mountain is
high
Cable is tied
from the base of the mountain
From the figure, length of the shortest path is 
It is given by using Pythagoras theorem

Answer:
hope its helpful to uh.......
I'm pretty sure that it's b. That's assuming that you find the negative of b^2 and not the square of negative b.