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PLEASE HELP ME THANK U *0*

Find the RATIO and the EXACT VALUE of the given Cos A.​

PLEASE HELP ME THANK U *0* Find the RATIO and the EXACT VALUE of the given Cos A.​-example-1

2 Answers

7 votes

Cos( A ) = AC / AB [ Ratio ]

Cos( A ) = 12 / 13 [ Ratio ]

Cos( A ) = 0. 92307 [ Exact value ]

User Kacper Lubisz
by
7.6k points
5 votes

Answer:

Explanation:

take angle A as reference angle

using cos rule

cos A=adjacent/hypotenuse

cos A=12/13

cos A=0.92

A=cos 23

A=23 degree

for ratio,

cos A=12/13

User NodeDad
by
8.6k points

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