Question

Which statement best describes an irregular, concave pentagon?

It is a six-sided figure with unequal side lengths and no angle measure greater than 180°.

It is a six-sided figure with equal side lengths and at least one angle greater than 180°.

It is a five-sided figure with equal side lengths and no angle measure greater than 180°.

It is a five-sided figure with unequal side lengths and at least one angle greater than 180°.

Answer 1

Definition of regular:
All sides are congruent and all angles are congruent.
Definition of concave:
The polygon 'caves inward at some point like so:

Using this knowledge, what do you think is the answer?

Answer 2

This would be concave?

Answer 3

Yes. These are all concave.

Answer 4

So the answer id D?

Answer 5

is-

Answer 6

DING DING DING! lol You are correct :D

Answer 7

lol :)