Question

2. When do you say that a quadrilateral is convex?
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Answer 1

Answer:

Convex quadrilateral: A quadrilateral is called a convex quadrilateral, if the line segment joining any two vertices of the quadrilateral is in the same region.

Answer 2

Answer:

A quadrilateral is called a convex quadrilateral when

• all four of its angles measure less than 180 degree
• it has two diagonals
• both of its diagonals lie inside the figure