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26-05-2017
Mathematics

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The difference between two supplementary angles is 20°. What are the angles?
A) 70° and 50°
B) 55° and 35°
C) 80° and 100°
D) 60° and 80°

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Respuesta :

26-05-2017

C
Supplementary angles must equal 180
So 80+100=180 and there is 20 degrees difference

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