anadalaycarrazco anadalaycarrazco

25-02-2021
Mathematics

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PLS HELP ITS DUE TODAY
Find the cosine of ZF.
D
V123
E
141
F
Write your answer in simplified, rationalized form. Do not round.
cos (F)

Can someone confirm if my answer is correct or not? Before i submit it. Please it’s due today

PLS HELP ITS DUE TODAY Find the cosine of ZF D V123 E 141 F Write your answer in simplified rationalized form Do not round cos F Can someone confirm if my answe class=

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beautifulmind2468 beautifulmind2468

25-02-2021

Answer: 1/2

Step-by-step explanation:

cos(F)=EF/DF=sqrt(41)/sqrt(123+41)=sqrt(41)/sqrt(164)=sqrt(41/164)=sqrt(1/4)=1/2

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