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jjuden
 one year ago
What is the length of side AB if AC is 5 sqrt 2?
jjuden
 one year ago
What is the length of side AB if AC is 5 sqrt 2?

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jjuden
 one year ago
Best ResponseYou've already chosen the best response.0a. 5m b. 5 sqrt 2 m c. 5 sqrt 3 m d. 10m

xapproachesinfinity
 one year ago
Best ResponseYou've already chosen the best response.1use cosine

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1you should use cos which is equal =adjacent over hyp \[\huge\rm cos 45 = \frac{ x }{ 5\sqrt{2} }\] http://openstudy.com/study#/updates/5575da3ce4b0826b0eaf6c46

xapproachesinfinity
 one year ago
Best ResponseYou've already chosen the best response.1what is cos(45)=?

jjuden
 one year ago
Best ResponseYou've already chosen the best response.0i think its c but my math is off

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0dw:1433788042810:dw

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.1nope c is wrong and remember it's 45 degree*

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[2 x^2=\left(5 \sqrt{2}\right)^2 \] x = 5

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you can use pythagoras's theorem \[x^2+x^2=\left( 5\sqrt{2} \right)^2,x=?\]

jjuden
 one year ago
Best ResponseYou've already chosen the best response.0thank you all i think i got it :)
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