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NAME ___________________________________________________ DATE _____________________ PERIOD __________
Lesson 5 Homework PracticeRotations on the Coordinate Plane
Draw each figure after the rotation described. 1. 270° clockwise rotation about point A 2. 180° clockwise rotation about point A
3. A figure has vertices A(1, 3), B(1, 5), and C(5, 4). Graph the figure and its image after a rotation of 90° clockwise about the origin.
Determine whether each figure has rotational symmetry. If it does, describe the angle of rotation. 4. 5.
6. Many countries have cooperated to build the International Space Station. The flags below represent three of them.
United Kingdom Switzerland Sweden
a. Which flags have rotational symmetry? United Kingdom; Switzerland
b. Describe the angle of rotation for each flag. United Kingdom: 180°; Switzerland: 90°
A B
C
C B
D A
x
y CB
A
A'
B'
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yes; 72°no
Program: Pre-Algebra
Vendor: Aptara
Component: ANC_C11_L5
Grade: AMPDF Pages
Math Accelerated • Chapter 11 Congruence, Similarity, and Transformations
021_025_AM_ANC_C11_L5_664489.indd Page 23 7/26/12 12:40 AM s-74user021_025_AM_ANC_C11_L5_664489.indd Page 23 7/26/12 12:40 AM s-74user /Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES.../Volumes/104/GO01101_del/Accelerated_Maths_2014/PRE_ALGEBRA/ANCILLARIES...
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