Si la medida del ángulo de media vuelta es 1, escribo la medida de cada ángulo de la figura​

a is the right answer

the answer is (-8,-5)

step-by-step explanation:

the endpoint to midpoint is half the length. the length is (-2,-1) so when you are at the midpoint just add it to it to find your answer -6+(-2)= -8 and -4+(-1)=-5 so (-8,-5)