Respuesta :

First, you need to find what the variable x is.

   straight line = 180° 

180 ÷ (3 + 2) = 36 , so x = 36

To find the measure of angle PQS (m∠PQS) you need to first substitute x in the expression " 2x " 

      2x = 2 • 36 = 72°

Answer : 72° 

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