Paul made this cardboard cut-out below.

Paul wants to add a polygon to ABC to create rhombus ABDC that is not a square. Which statement about the polygon he adds must be true?

It has at most two angles congruent to the angles in ABC.

It has the same number of angles as a rhombus.

It is concave and regular.

It is regular and convex.

Question

Paul made this cardboard cut-out below.

Paul wants to add a polygon to ABC to create rhombus ABDC that is not a square. Which statement about the polygon he adds must be true?

It has at most two angles congruent to the angles in ABC.

It has the same number of angles as a rhombus.

It is concave and regular.

It is regular and convex.

anonymous · Answer

attachment

anonymous · Answer

@Merts, @Hero, @dpaInc

could you help me?

anonymous · Answer

@Mertsj

hero · Answer

Mertsj, if you're going to post something, make sure it is an explanation

mertsj · Answer

|dw:1340413764833:dw|

mertsj · Answer

Does that help?

hero · Answer

It's a good hint, but the poster might still be confused

anonymous · Answer

yea i am alittle confused still!:/

hero · Answer

He basically gave you the answer. Now all you have to do is figure out which one makes the most sense. A little research on your part should reveal the truth.

mertsj · Answer

What did I add?

anonymous · Answer

would it be A?

hero · Answer

It's not A

mertsj · Answer

Nope

hero · Answer

It would be more helpful for you if you try to reason your way through it rather than guessing.

mertsj · Answer

You could start by answering the questions that the helper asks you if you were actually interested in learning.

hero · Answer

I'm trying to watch how I say things. More respectful tone

anonymous · Answer

ok whats the dif between concave and convex??

hero · Answer

convex polygons have angles < 180
concave polygons have at least one angle > 180

mertsj · Answer

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