### Home > CCG > Chapter 8 > Lesson 8.2.2 > Problem 8-87

8-87.

Callie started to prove that given the information in the diagram at right, then . Copy her flowchart below on your paper and help her by justifying each statement.

This flowchart has 6 bubbles. Bubble # 1 has an arrow, pointing down to bubble # 3. Bubble numbers 2, 3, and 4 have arrows, pointing down to bubble # 5. Bubble # 5 has an arrow, pointing down to bubble # 6.

Bubble # 1 | ||

Bubble # 2 | Bubble # 3 | Bubble # 4 |

Bubble # 5 | ||

Bubble # 6 |

Given in diagram.

Given in diagram.

If lines are parallel, then alt int angles are

Shared side (or Reflexive Property)

Congruent triangles have congruent parts.