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Please help! NO LINKS (Answer and explanation please :( )

Please help! NO LINKS (Answer and explanation please :( )-example-1
User Ramanr
by
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1 Answer

5 votes

Answer:

sum of angles in a quadrilateral is 360

Explanation:

3x-15 +3x+15+y+30+D=360

hope that explanation helps

User Mario The Spoon
by
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