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what is the formula for angles
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Sagot :

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

Step-by-step explanation:

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