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Name: ________________________ Class: ___________________ Date: __________ ID: D
Geometry 9.4 - 9.
____ 1. Which glide reflection could map triangle ABC to triangle A ′ B ′ C ′?
a. Translation: x , y → x , y − 2 Reflection: in y = 2
c. Translation: x , y → x − 2 , y Reflection: in x = 1 b. Translation: x , y → x − 2 , y Reflection: in y = 2
d. Translation: x , y → x , y − 2 Reflection: in x = 1
____ 2. Which of the following shows the image of ∆ ABC after the glide reflection described?
Translation: x , y → x − 2 , y ; Reflection: in y = 0 a. c.
b. d.
____ 3. Which of the following is NOT true? a. A parallelogram has rotational symmetry and may have line symmetry. b. A triangle has rotational symmetry and always has line symmetry. c. A rectangle has rotational symmetry and always has line symmetry. d. A regular hexagon has rotational symmetry and always has line symmetry.
____ 6. Which figure has rotational symmetry for an angle of rotation of 120°? a. c.
b. d.
____ 7. The transformation x , y → − x , − y is applied to the figure below. Graph the image of the figure under
this transformation.
a. c.
b. d.
____ 8. The hexagon shown below is equiangular. How many lines of symmetry does it have?
a. 2 b. 6 c. 3 d. 1
ID: D
Geometry 9.4 - 9.
Answer Section
- ANS: B PTS: 1 DIF: Level B REF: MGEO TOP: Lesson 9.5 Apply Compositions of Transformations KEY: glide reflection BLM: Comprehension NOT: 978-0-618-65613-
- ANS: A PTS: 1 DIF: Level B REF: MLGE STA: MI.MIGLC.MTH.06.9-12.G3.1.1 | MI.MIGLC.MTH.06.9-12.G3.1. TOP: Lesson 9.5 Apply Compositions of Transformations KEY: glide reflection BLM: Knowledge NOT: 978-0-618-65613-
- ANS: B PTS: 1 DIF: Level B REF: HLGM STA: MI.MIGLC.MTH.06.9-12.A3.4.3 | MI.MIGLC.MTH.06.9-12.G1.7. TOP: Lesson 9.6 Identify Symmetry KEY: line | symmetry | triangle | rotational BLM: Comprehension NOT: 978-0-618-65613-
- ANS: D PTS: 1 DIF: Level B REF: MLGE STA: MI.MIGLC.MTH.06.9-12.G3.1.1 | MI.MIGLC.MTH.06.9-12.G3.1. TOP: Lesson 9.5 Apply Compositions of Transformations KEY: glide reflection BLM: Knowledge NOT: 978-0-618-65613-
- ANS: A PTS: 1 DIF: Level B REF: MLPA TOP: Lesson 9.6 Identify Symmetry KEY: symmetry | rotation | rotational BLM: Application NOT: 978-0-618-65613-
- ANS: D PTS: 1 DIF: Level B REF: AXGM STA: MI.MIGLC.MTH.06.9-12.A3.4.3 TOP: Lesson 9.6 Identify Symmetry KEY: symmetry | reflection | rotation BLM: Knowledge NOT: 978-0-618-65613-
- ANS: B PTS: 1 DIF: Level B REF: MCT TOP: Lesson 9.4 Perform Rotations KEY: coordinate | rotation | transformation BLM: Application NOT: 978-0-618-65613-
- ANS: A PTS: 1 DIF: Level A REF: HLGM TOP: Lesson 9.6 Identify Symmetry KEY: line | symmetry | hexagon | equiangular BLM: Knowledge NOT: 978-0-618-65613-
- ANS: C PTS: 1 DIF: Level B REF: MLP STA: MI.MIGLC.MTH.06.9-12.G1.7.2 TOP: Lesson 9.6 Identify Symmetry KEY: line | symmetry BLM: Knowledge NOT: 978-0-618-65613-
- ANS: B PTS: 1 DIF: Level B REF: MLGE TOP: Lesson 9.6 Identify Symmetry KEY: line | symmetry BLM: Knowledge NOT: 978-0-618-65613-
