KingSwiss KingSwiss

21-04-2021
Mathematics

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Find out whether the angles are adjacent or vertical. Then find the value of x.

Find out whether the angles are adjacent or vertical Then find the value of x class=

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clarch19 clarch19

21-04-2021

Answer:

x = 20

Step-by-step explanation:

angles are adjacent and add up to 180 degrees, so:

7x + x + 20 = 180

8x + 20 = 180

8x = 160

x = 20

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