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please help thank you
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1 vote
please help thank you

please help thank you-example-1
User Chengwei
by
4.6k points

1 Answer

4 votes

Answer:

n = 18

Explanation:

(2n) and (n + 18) are vertically opposite angles and are congruent, then

2n = n + 18 ( subtract n from both sides )

n = 18

User Convict Moody
by
4.8k points
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