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Find angle AOB and COD.

 

 Aug 26, 2020
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Let angle(AOB) be x. Based on the information we have, we can conclude that angle(COD) is 3x. Now, we can form an equation:

 

4x + 110 = 180    <------ angle of straight line

 

4x = 70

 

x = 17.5

 

:)

 Aug 26, 2020

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