hehelol12 hehelol12

10-05-2021
Mathematics

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Please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

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Respuesta :

ian2006huang ian2006huang

10-05-2021

Answer:

BC≈1.71

Step-by-step explanation:

The cosine of an angle is the adjacent side relative to that angle divided by the hypotenuse.

cos(70)=BC/5

BC=cos(70)*5≈1.71

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