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JessicaChen
 one year ago
Find x in these 45  45  90 triangles.
http://tinypic.com/r/rtg4ty/5
x= () square root ()
JessicaChen
 one year ago
Find x in these 45  45  90 triangles. http://tinypic.com/r/rtg4ty/5 x= () square root ()

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mathtutoring22
 one year ago
Best ResponseYou've already chosen the best response.0you whats SOH CAH TOA?

mathtutoring22
 one year ago
Best ResponseYou've already chosen the best response.0Cos(theta) = adjacent/hypothenus

mathtutoring22
 one year ago
Best ResponseYou've already chosen the best response.0therefore Cos(45) = x/8

mathtutoring22
 one year ago
Best ResponseYou've already chosen the best response.0you can use the graphic calculator. make sure it is on radian mode

JessicaChen
 one year ago
Best ResponseYou've already chosen the best response.0@AravindG any chance of helping me?

AravindG
 one year ago
Best ResponseYou've already chosen the best response.1Cos(45) = x/8 solve for x

JessicaChen
 one year ago
Best ResponseYou've already chosen the best response.0do i just multiply (45) and 8? and find the square root from there

AravindG
 one year ago
Best ResponseYou've already chosen the best response.1nope cos 45 is 1/root(2)

AravindG
 one year ago
Best ResponseYou've already chosen the best response.1so you multiply 1/root{2} with 8

JessicaChen
 one year ago
Best ResponseYou've already chosen the best response.01 square root of 2 is 1.4

AravindG
 one year ago
Best ResponseYou've already chosen the best response.11/root(2)=1/1.414=0.707

JessicaChen
 one year ago
Best ResponseYou've already chosen the best response.0so do i just multiply 70 and 8?
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