91.0k views
15 votes
I need this quickly please

I need this quickly please-example-1
User Ala Varos
by
6.9k points

1 Answer

5 votes

You can use tan(72°) = MN ÷ 10

or tan(18°) = 10 ÷ MN

They give the same answer

User David SK
by
6.6k points
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