UmmmHELP
Solve for a and b.



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UmmmHELP
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UmmmHELP
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nope no clue how to do this at all!

aajugdar
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find the angle
find the sides

aajugdar
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okay hold on

UmmmHELP
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okay well if I am correct one is 90 degrees and there are two that have the same measurement but I dont know the number that goes to it... @aajugdar

Luis_Rivera
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Okay I won't interrupt but this is so easy

UmmmHELP
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no its fine if you can help please do! @Luis_Rivera

aajugdar
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yes
here
the 2 angles are equal
so trigonomatric values wil be same
so cos =21/29
and for other angle cos = 20/b

aajugdar
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so 21/29 = 20/b
solve for b

UmmmHELP
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okay, I dont see that for the answers ^ would it just be 20*29 then that divided by 21? @aajugdar

Luis_Rivera
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a= 19
b= 28

aajugdar
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yea

UmmmHELP
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okay so then what?

aajugdar
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then use pythagorus?

UmmmHELP
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but this is using fractions? like the answers are all fractions

aajugdar
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did you get b=28

aajugdar
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what are the answers

UmmmHELP
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a= 400/21, b= 580/21
a= 400/21, b= 20/21
a=580/21, b=29/21
a= 20/21, b= 580/21

Luis_Rivera
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dude no need for Pythagoras

UmmmHELP
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okay...

UmmmHELP
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yeah i am sorry i still dont get it..i

UmmmHELP
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like i read the link but how should I go about setting it up?

Luis_Rivera
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Where there are the lengths of the sides in the pc, substitutes the number you have.
gotta go

UmmmHELP
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okay thanks