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Is this shape a concave polygon?
Sorry, Your answer is incorrect.Next Question
Explanation

The correct answer is Yes

 

Remember: A concave polygon has at least 1 internal angle that is greater than 180°. A concave polygon also has an indent like a cave. 

 
The given shape has 1 internal angle that is greater than 180° and the shape is indented (as shown with the red color).
 
                                                                                       
So, this polygon is a concave polygon
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