Practice 8-3 worksheet on proving triangles similar, featuring 13 geometry problems with diagrams and algebraic equations.

Worksheet titled "Practice 8-3: Proving Triangles Similar" with 13 problems involving identifying similar triangles and solving for missing values using triangle similarity.

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1. The triangles are similar by AA similarity (two pairs of corresponding angles are congruent).
2. The triangles are similar by SAS similarity (two sides are proportional and the included angles are congruent).
3. The triangles are similar by AA similarity (two pairs of corresponding angles are congruent).
4. The triangles are similar by AA similarity (two pairs of corresponding angles are congruent).
5. The triangles are similar by SSS similarity (all three pairs of corresponding sides are proportional).
6. The triangles are similar by AA similarity (two pairs of corresponding angles are congruent).
7. x = 10
8. x = 12
9. x = 6
10. x = 15
11. x = 8
12. x = 16
13. The height of the oak tree is 30 feet.

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