Question

1. for two right triangles to be congruent, which of the following must be true? their corresponding angles must be proportional only their corresponding sides must be equal in measure. their corresponding sides and angles must be equal in measure their corresponding angles must be equal in measure and corresponding sides must be proportional.

Explanation:

Congruent triangles have identical shape and size. This means that both their corresponding angles and corresponding sides must be equal in measure. Proportional sides and angles are characteristics of similar triangles, not congruent ones.

Answer:

Their corresponding sides and angles must be equal in measure