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29-06-2021
Mathematics

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The angles of a quadrilateral are 2x , 3x , 7x , and 8x find x

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29-06-2021

Answer:

x = 18

Step-by-step explanation:

The sum of the angles in a quadrilateral is 360

2x + 3x + 7x + 8x = 360

Combine like terms

20x = 360

Divide both sides by 20

x = 18

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