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Please help me with geometry

Please help me with geometry-example-1
User SarpErdag
by
4.4k points

1 Answer

2 votes

Answer:

x = 7

Explaination:

ABC = 40°

and BD bisects the angle so ABD = 20°

so 3x-1=20

solving for x gets us

x = 7

User Adi Nugroho
by
4.4k points