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21-12-2018
Mathematics

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can someone please help with this problem

can someone please help with this problem class=

Respuesta :

Аноним Аноним

21-12-2018

Answer:

31 degrees

Step-by-step explanation:

well each three point of a triangle equals 180

so 20+35= 55 180-55= 125

now if the exterior angle is 156 and it should equal 180 the interior angle would be 24 degrees

now we have 24 and 125 so angle ? = 31

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