Respuesta :

nissan1

Answer:

15=x  5x=75

Step-by-step explanation:

90/6=15

6 is how many x's there are in total meaning that 1 x = 15

15*5=75 so one angle is 15 while the other is 75

75 + 15= 90

90+90=180 getting you the 180 degrees

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