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diagram Examine the diagram at right. If passes through point , then answer the questions below. Homework Help ✎

  1. Are the triangles similar? If so, make a flowchart justifying your answer.

    What do the tick marks on the angles mean? What is the mB? How can these help you determine if the triangles are similar?

  2. Are the triangles congruent? Explain how you know.

    Use the Pythagorean Theorem to calculate the length of