Latest book Aptitude Question SOLUTION: how do you solve: is triangle DEF, d=5 e=6 f=3 then COS E=???? i have the right set up i believe but i cant get the right answer helpp!!!

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(#M40083597) BOOK Numerical Ability question Keep an EYE

how do you solve:
is triangle DEF, d=5 e=6 f=3 then COS E=????

i have the right set up i believe but i cant get the right answer helpp!!!

Asked In book (9 years ago)

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