Q1 of 33 Page 44

Find x in the following figures.

A.


B.

We know that the sum of all exterior angles of polygon = 360o

Therefore,


A. 125° + 125° + x = 360°


250° + x = 360°


x = 110°


B. 60° + 90° + 70° + x + 90° = 360°


310° + x = 360°


x = 50°


More from this chapter

All 33 →
6

Find the angle measure x in the following figures

A.


B.


C.


D.

7

A. Find x + y + z



B. Find x + y + z + w


 2

Find the measure of each exterior angle of a regular polygon of

(i) 9 sides


(ii) 15 sides

 3

How many sides does a regular polygon have if the measure of an exterior angle is 24°?