5. Fin
pois
2.
In AABC, the measure of LA is 50 and the
measure of an exterior angle at vertex B is 125.
Which is the longest side of the triangle?

12cm

the answer is d

figure c

step-by-step explanation:

hope this .

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c