sjames334 sjames334

25-02-2021
Mathematics

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Can someone help me find the value of n? For this problem

Can someone help me find the value of n For this problem class=

Respuesta :

akposevictor akposevictor

02-03-2021

Answer:

n = 129

Step-by-step explanation:

Reference angle = 60°

Hypotenuse = n

Adjacent side = 64.5

Apply CAH, which is:

Cos 60 = adj/hyp

Cos 60 = 64.5/n

Multiply both sides by n

n×Cos 60 = 64.5

Divide both sides by cos 60

n = 64.5/Cos 60

n = 64.5/0.5

n = 129

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