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09-02-2021
Mathematics

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abc is a right angled triangle calculate the angle of ac

abc is a right angled triangle calculate the angle of ac class=

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Аноним Аноним

09-02-2021

Answer:

[tex]Solution,\\In~triangle~ABC,\\cosA = \frac{Base}{Height} \\or, cos65^o=\frac{AB}{AC} \\or, cos65^o = \frac{5}{AC} \\or, AC = \frac{5}{cos65^o}\\or, AC = 11.83m[/tex]

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