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Home > CCG > Chapter 12 > Lesson 12.2.4 > Problem 12-103


Examine the triangles below. Which, if any, are similar? Which are congruent? For each pair that must be similar, state how you know. Remember that the diagrams are not drawn to scale. Homework Help ✎

  1. triangle a

  1. triangle b

  1. triangle c

  1. triangle d

Find the angle measures of the shapes. What do you notice?

Check if similar triangles are congruent by comparing the length of corresponding sides.