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OpenStudy (anonymous):
|dw:1338779896069:dw|
OpenStudy (anonymous):
x is top right and y is top left
OpenStudy (anonymous):
and the hypot is 4.6
Parth (parthkohli):
So we have to determine the two sides?
OpenStudy (anonymous):
yes
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Parth (parthkohli):
So remember that in a 45-45-90 triangle, if the legs are x, then the hypotenuse would be \(x\sqrt{2}\). Now, just solve this proportion.
\( \color{Black}{\Rightarrow 1:1\sqrt2=x:4.6 }\)
Parth (parthkohli):
Solve for x.
OpenStudy (anonymous):
how do you solve for x? i know how but not in this problem...
Parth (parthkohli):
Use a calculator
OpenStudy (anonymous):
okay do i need to put in that first 1: thing?
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Parth (parthkohli):
Don't put the proportion. Put \({4.6 \div \sqrt2}\)
OpenStudy (anonymous):
okay i think i got it. I got 3.25 in case you did it too haha
Parth (parthkohli):
Hmm :)
OpenStudy (anonymous):
Yay thank you so much!
OpenStudy (anonymous):
do you want to help me with another problem :?
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OpenStudy (anonymous):
You can SOHCAHTOA in such problems but such triangles are common. They usually have a family, pi/4,pi/6 and pi/3
and this triangle is in the pi/4 family. With the sides being 1 and 1 and the hypotenuse 2^1/2 or root 2. |dw:1338780500089:dw|