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Mathematics 10 Online
OpenStudy (oleg3321):

hey really need help with proofs. will give medal. please help

OpenStudy (oleg3321):

OpenStudy (anonymous):

you need number 1 and 3?

OpenStudy (oleg3321):

yes please

OpenStudy (anonymous):

so we will not just give you the answers, you will need to analyze it

OpenStudy (oleg3321):

ok were do we start?

OpenStudy (anonymous):

read this first

OpenStudy (xapproachesinfinity):

for SSS we have ABCD is a square hence trianlges ABD and CBD are congruent

OpenStudy (xapproachesinfinity):

that's 1.

OpenStudy (oleg3321):

ok and can you please do 3 too @xapproachesinfinity

OpenStudy (xapproachesinfinity):

from the definition of angle bisector we have \[\angle DCE\cong\angle BCE\] and you have the same thing for the rest of the other angle that are bisected by bd and ac

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