1- if he is being motzi you with his brocha, then he has to hold the matzah. The extra you are using to make up a kzayis just, unless your taking your own 3 matzos.
3- it doesn’t.
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1- if he is being motzi you with his brocha, then he has to hold the matzah. The extra you are using to make up a kzayis just, unless your taking your own 3 matzos.
3- it doesn’t.