Help please ASAP I don’t understand

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction