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Let A_1 A_2 A_3 \dotsb A_{10} be a regular polygon. A rotation centered at A_1 with an angle of \alpha takes A_4 to A_8. Given that \alpha<180 degrees, find \alpha in degrees.

 Jul 28, 2022
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Hey Guest, EP and Melody had a shot at this one here : https://web2.0calc.com/questions/halp-im-so-confused

angel

 Jul 28, 2022

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