Triangle abc is transformed to form triangle a'b'c' . a is at (3, 1) , b is at (1, 8) , and c is at (7, 2) . which transformation happened to △abc to form △a'b'c' ? drag and drop the the correct answers into the each box to complete the sentence. △abc is to form △a'b'c' . a graph with a triangle on it formed between points a begin ordered pair negative 3 comma negative 1 end ordered pair, b begin ordered pair negaive 1 comma negative 8 end ordered pair, and c begin ordered pair negative 7 comma negative 2 end ordered pair.