3 years ago

Need to find the length of a

Mathematics

2 answers:

victus00 [196]3 years ago

5 0

Answer:

a ≈ 19.45

Step-by-step explanation:

<u><em>Law of Cosines</em></u>

a=c2+b2﹣2cbcosγ

=112+132﹣2·11·13·cos(108°)

≈19.45196

Evgen [1.6K]3 years ago

4 0

Answer:

$\sqrt{290}$ or 17.0293863659

Step-by-step explanation:

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