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Mathematics 9 Online
OpenStudy (anonymous):

What are the missing reasons in the proof? Given: ABCD with diagonal BD Prove: prove ABD =~ CDB

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (anonymous):

@KamiBug

OpenStudy (freckles):

in a parallelogram what do you know about opposite sides?

OpenStudy (anonymous):

@freckles

OpenStudy (freckles):

Opposite sides are parallel and congruent by definition of a parallelogram

OpenStudy (freckles):

I suggest you also compare what is going on 2 with what is going on in 4.

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