To be considered similar, two polygons must have corresponding sides that are
a) in proportion
b) congruent
c) similar
d) parallel

Option A). In proportion

Step-by-step explanation:

A).For two polygons which are similar they must have the corresponding sides in the same proportion and the angles will be congruent. So option A is correct.

B). Corresponding sides will not be congruent in similar polygons.

C). Corresponding sides will not be similar or same in size.

D). Sides will not be necessarily parallel in two similar polygons.

therefore Option A is the answer.

b

step-by-step explanation: