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Mathematics, 14.06.2021 17:30 paigesyring

In ΔABC, where ∠C is a right angle, cos A=√21/5. What is sin B?

In ΔABC, where ∠C is a right angle, cos A=√21/5. What is sin B?

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In ΔABC, where ∠C is a right angle, cos A=√21/5. What is sin B?
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