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Mathematics 19 Online
OpenStudy (anonymous):

triangle proof geometry

OpenStudy (anonymous):

whats the question?

OpenStudy (anonymous):

those are the questions

OpenStudy (anonymous):

@hoblos @jigglypuff314 @jdoe0001 @mathmale @mathstudent55

OpenStudy (anonymous):

@surjithayer

OpenStudy (anonymous):

they should be able to help you :) @gar2d2

jigglypuff314 (jigglypuff314):

I don't know how to Explain how to do proofs, sorry :(

OpenStudy (anonymous):

@AccessDenied

OpenStudy (anonymous):

AB=AD (given) CA=EA (given) <CAB=<EAD (vertically opposite angles ) Hence triangle ABC=triangle ADE (SAS=SAS)

OpenStudy (anonymous):

NOTE = MEANS congruent to. i don't know how to write it.

OpenStudy (anonymous):

<BCD=<EDC (given) <BDC=<ECD (given) CD=CD (common) Triangle BCD=Triangle EDC (sss=sss)

OpenStudy (anonymous):

thanks suriji this is really awful stuff i didnt expect geometry to have anything to do with things like this i thought it was going to be mainly area and measurements and stuff, but postulates and theorems really has me confused,

OpenStudy (anonymous):

i really dont understand this , proof makes me want to kill myself

OpenStudy (ikram002p):

u still confuse in it ?

OpenStudy (ikram002p):

ill help u step by step in this geometry , but dnt kill ur self lol

OpenStudy (anonymous):

yes i dont know what properties definitions or theorems are needed to solve these bad boys they are ruining me i am going crazy maybe im not trying hard enough i just wanta simple wayof looking at the figure and knowing what to do but it asks me so many steps i dont know exactly what im looking for

OpenStudy (ikram002p):

1. Given: AB=AD CA=EA Prove: triangle ABC= triangle ADE |dw:1395268427803:dw|

OpenStudy (ikram002p):

lets start with this question ok ? do u know what does congruent means ?

OpenStudy (anonymous):

yes it means they are equal

OpenStudy (ikram002p):

ok then when two triangels are congruent ?

OpenStudy (anonymous):

so dealing with these we are finding out why these figures are congruent? when they are both congruent they are the same

OpenStudy (ikram002p):

yess correct ! now there is 4 kind of congruent SSS ( side, side , side) SAS ( side , angle , side) ASA( angle ,side, angle) SSA ( only for right angels ) ok ?

OpenStudy (ikram002p):

nw u need to find if these two triangle are congruent lets see ur given AB=AD CA=EA ok ? |dw:1395268898538:dw|

OpenStudy (ikram002p):

got this ?

OpenStudy (anonymous):

yes adn they share the same angle a

OpenStudy (anonymous):

so that would mean that it is sas

OpenStudy (anonymous):

but what if the figure is like the figure in #5

OpenStudy (anonymous):

wow this is kinda getting like clearer but the figures are really confusing sometimes

OpenStudy (ikram002p):

they dnt share the angle we say that < CAB=< DAE couse they are VERTICALS angles |dw:1395269029581:dw|

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