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Please help in geometry for 50 points

Please help in geometry for 50 points
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Please help in geometry for 50 points

Please help in geometry for 50 points-example-1
User Martin Jakubik
by
8.1k points

1 Answer

2 votes

Answer:

total angle inside quadrilateral = 360°

x+2x+90+30 = 360

3x = 360-120

3x = 240

x = 80°

User StubbornMule
by
8.2k points
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