Find the Given Trigonometric Function of the Indicated Angle Using $a = 8 , b = 18 , c = 25$

question 24

Multiple Choice

Find the given trigonometric function of the indicated angle using triangle ABC. cos C, where $a = 8 , b = 18 , c = 25$

• A) \(\frac { 2 } { 5 }\)
• B) \(\frac { 8 } { 25 }\)
• C) \(\frac { 18 } { 25 }\)
• D) \(\frac { 25 } { 18 }\)
• E) \(\frac { 8 } { 19 }\)

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