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

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mathtutoring22Best ResponseYou've already chosen the best response.0
you whats SOH CAH TOA?
 10 months ago

mathtutoring22Best ResponseYou've already chosen the best response.0
Cos(theta) = adjacent/hypothenus
 10 months ago

mathtutoring22Best ResponseYou've already chosen the best response.0
therefore Cos(45) = x/8
 10 months ago

mathtutoring22Best ResponseYou've already chosen the best response.0
you can use the graphic calculator. make sure it is on radian mode
 10 months ago

JessicaChenBest ResponseYou've already chosen the best response.0
@AravindG any chance of helping me?
 10 months ago

AravindGBest ResponseYou've already chosen the best response.1
Cos(45) = x/8 solve for x
 10 months ago

JessicaChenBest ResponseYou've already chosen the best response.0
do i just multiply (45) and 8? and find the square root from there
 10 months ago

AravindGBest ResponseYou've already chosen the best response.1
nope cos 45 is 1/root(2)
 10 months ago

AravindGBest ResponseYou've already chosen the best response.1
so you multiply 1/root{2} with 8
 10 months ago

JessicaChenBest ResponseYou've already chosen the best response.0
1 square root of 2 is 1.4
 10 months ago

AravindGBest ResponseYou've already chosen the best response.1
1/root(2)=1/1.414=0.707
 10 months ago

JessicaChenBest ResponseYou've already chosen the best response.0
so do i just multiply 70 and 8?
 10 months ago
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