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Mathematics 17 Online
OpenStudy (highschoolmom2010):

solve for x not sure which terms go where in the proportion

OpenStudy (highschoolmom2010):

OpenStudy (anonymous):

??? can we assume some proportions ?/

OpenStudy (highschoolmom2010):

yes

OpenStudy (primeralph):

Cosine rule would work here.

OpenStudy (anonymous):

\[\frac{20}{x}=\frac{8}{14}\]

OpenStudy (anonymous):

20/8=x/14

OpenStudy (highschoolmom2010):

x=35

OpenStudy (highschoolmom2010):

using @dpasingh 's proportion

OpenStudy (anonymous):

|dw:1374597297178:dw|

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