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Someone please answer!!
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5 votes
Someone please answer!!

Someone please answer!!-example-1
User Aysel
by
5.5k points

1 Answer

5 votes

Answer:

40°

Explanation:

180-(57+43)=100°

which mean the angle at the top =100°

180-100=80°

x=80/2

x=40

User Andrey Glazkov
by
6.1k points
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