chillywhistle chillywhistle

11-07-2019
Mathematics

contestada

Find the value of a.

Find the value of a class=

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Respuesta :

jamieex19 jamieex19

11-07-2019

Answer:

13

Step-by-step explanation:

Law of Cosine - a^2 = 9^2 + 17^2 -2(17)(9)(cos 49)

(put your calculator in DEGREE MODE)

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