If quadrilateral LMNO is a parallelogram, which equation must be true?

Question

jigglypuff314 · Answer

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anonymous · Answer

ΔABC is reflected across the x-axis and then translated 4 units up to create ΔA′B′C′. What are the coordinates of the vertices of ΔA′B′C′ ?

jigglypuff314 · Answer

so it is first flipped this way
|dw:1425419487253:dw|

jigglypuff314 · Answer

then|dw:1425419536495:dw|

anonymous · Answer

so its C?