EXTERIOR ANGLE THEOREM PRACTICE WORKSHEET

In each of the following problems, find the value of a.

Problem 1 :

Solution

Problem 2 :

Solution

Problem 3 :

Solution

Problem 4 :

Solution

Problem 5 :

Solution

Problem 6 :

Solution

Problem 7 :

Solution

Problem 8 :

Solution

Problem 9 :

Solution

Problem 10 :

Solution

Problem 11 :

Solution

Problem 12 :

Solution

Answers

(1)  a  =  55

(2)  a  =  125

(3)  a  =  146

(4)  a  =  69

(5)  a  =  55

(6)  a  =  130

(7)  a  =  55˚

(8)  a  =  125˚

(9)  a  =  146˚

(10)  a  =  69˚

(11)  a  =  55˚

(12)  a  =  130˚

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