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X degree + X degree + (2x+3)degree + (2x+3) degree= 360 degrees

User PiersyP
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1 Answer

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22 votes

Answer:

Explanation:

x + x + 2x + 3 + 2x + 3 = 360

6x + 6 = 360

Divide by 6

x + 1 = 60

x = 60 - 1 = 59

User Eliezer Berlin
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