A regular octagon is rotated about a centrally located point (as shown). How many rotations are needed to repeat the given octagon, vertex for vertex, if the angle of rotation is 

a)

b)

c)

d)


Single Variable Calculus: Early Transcendentals, Volume I
Applied Calculus
Statistics for The Behavioral Sciences (MindTap Course List)
Mathematical Excursions (MindTap Course List)
Finite Mathematics
Calculus: Early Transcendental Functions
Calculus (MindTap Course List)
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Precalculus: Mathematics for Calculus (Standalone Book)
Finite Mathematics and Applied Calculus (MindTap Course List)
Intermediate Algebra
Essentials Of Statistics
Multivariable Calculus
Understanding Basic Statistics
Calculus: Early Transcendentals
Mathematical Applications for the Management, Life, and Social Sciences
Calculus: An Applied Approach (MindTap Course List)
Applied Calculus for the Managerial, Life, and Social Sciences: A Brief Approach
Probability and Statistics for Engineering and the Sciences
Single Variable Calculus
Essentials of Statistics for The Behavioral Sciences (MindTap Course List)
Single Variable Calculus: Early Transcendentals
Elements Of Modern Algebra
Trigonometry (MindTap Course List)
Contemporary Mathematics for Business & Consumers
Calculus of a Single Variable
Finite Mathematics for the Managerial, Life, and Social Sciences
Calculus: Early Transcendental Functions (MindTap Course List)
Study Guide for Stewart's Multivariable Calculus, 8th
Study Guide for Stewart's Single Variable Calculus: Early Transcendentals, 8th
Introduction To Statistics And Data Analysis
College Algebra (MindTap Course List)
Statistics for Business & Economics, Revised (MindTap Course List)
STATISTICS F/BUSINESS+ECONOMICSTEXT
Calculus (MindTap Course List)
Mathematics For Machine Technology
Research Methods for the Behavioral Sciences (MindTap Course List)
Multivariable Calculus
Research Methods for the Behavioral Sciences (MindTap Course List)
Modern Business Statistics with Microsoft Office Excel (with XLSTAT Education Edition Printed Access Card) (MindTap Course List)
Mathematics: A Practical Odyssey
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Discrete Mathematics With Applications
Essentials Of Statistics For Business & Economics
A First Course in Differential Equations with Modeling Applications (MindTap Course List)
College Algebra
Calculus Volume 2