Question

find x and y by given figure
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Answer 1

Answer:

given: <dbc=37,ab=bc,

<bdc=70,ad=cd

answer :

in abd and bcd,

AB=BC (s)

AD=CD (s)

BD=BD (s)

therefore by sss congruency,

~

abd = bcd

by cpct,

<abd=<dbc

therefore x=37

similarly,

<adb =<dbc

so, y=70

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