What is the formula for angles

David Haddad asked Aug 1, 2022

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David Haddad asked Aug 1, 2022

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20 votes

Answer:

Formula for Central Angle: θ = Arc Length×180°π×r

Central Angle Formula: s=r×θ

Double Angle Formula: (Has three) cos2θ= cos2θ−sin2θ sin2θ=2sinθcosθ tan2θ=2tanθ/1−2 tan2θ

Explanation:

Eddie Kuo answered Aug 6, 2022

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