area = 462 cm^2 , radius = 21 cm . what is the central angle
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central angle=120° I hope it helps mark me brainliest
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360°θ×πr2=352cm2⇒360°θ×722×122=352cm2⇒θ=22×14352×360°×7=280°
ii)360°θ×πr2=462cm2⇒θ=22×21×21462×360×7=120°
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