Chapter 7.3, Problem 18E

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7th Edition

Alexander + 2 others

ISBN: 9781337614085

Textbook Problem

Find the measure of a central angle of a regular polygon of

a) | 8 sides. | c) | 9 sides. |

b) | 10 sides. | d) | 12 sides. |

To determine

**a) To find:**

The measure of a central angle of a regular polygon of 8 sides.

Explanation

**Approach:**

The measure of any central angle of a regular polygon of *n* sides is given by

**Calculation:**

It is given that number of sides of the regular polygon is 8.

Use the formula of central angle,

Substitute *n* = 8 in

To determine

**b) To find:**

The measure of a central angle of a regular polygon of 10 sides.

To determine

**c) To find:**

The measure of a central angle of a regular polygon of 9 sides.

To determine

**d) To find:**

The measure of a central angle of a regular polygon of 12 sides.

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