Geo Chapters 7-9 Review

Geo Chapters 7-9 Review

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Multiple Choice

7. State which theorem you can use to show that the quadrilateral is a parallelogram.

• Parallelogram Opposite Sides Converse

• Parallelogram Opposite Angles Converse

• Parallelogram Diagonals Converse

• Opposite Sides Parallel and Congruent Converse

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Multiple Choice

12. Is quadrilateral VWXY an isosceles trapezoid?

• Yes, because there is one pair of parallel sides.

• No, because the diagonals do not bisect each other.

• No, because the diagonals are not congruent.

• Yes, because there is one pair of parallel sides and base angles are congruent.

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Multiple Choice

19. Can you prove that △CDF and △DEF are similar?

• Yes, by AA Similarity Theorem

• Yes, by SAS Similarity Theorem

• Yes, by SSS Similarity Theorem

• No, there is not enough information.

Multiple Choice

20. Which of the three triangles are similar? Write a similarity statement.

• △YZX ∼ △RST

• △RST ∼ △LMN

• △LMN ∼ △YZX

Multiple Choice

21. Can you prove that △SRT ∼ △PNQ?

• Yes, by AA Similarity Theorem

• Yes, by SSS Similarity Theorem

• Yes, by SAS Similarity Theorem

• No, there is not enough information.

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Multiple Choice

24. Tell whether the triangle is a right triangle.

• yes

• no

Multiple Choice

25. Verify that segments with lengths of 4.1, 8.2, and 12.2 form a triangle. Is the triangle acute, right, or obtuse?

• Acute

• Right

• Obtuse

• Does not form a triangle.

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