6.01 The polygon angle sum theorems
Interactive practice questions
Select three convex quadrilaterals:
A four-sided shape has four sides of unequal lengths that are unmarked. One of its vertex points inward.
A four-sided shape has four sides of unequal lengths that are unmarked. All of its vertices point outward.
A four-sided shape has four sides of unequal lengths that are unmarked. All of its vertices point outward.
A four-sided shape has four sides of unequal lengths that are unmarked. One of its vertex points inward.
A four-sided shape has four sides of unequal lengths that are unmarked. One of its vertex points inward.
A four-sided shape has four sides of unequal lengths that are unmarked. All of its vertices point outward.
Select all concave quadrilaterals:
Consider the quadrilateral in the adjacent figure.
What is the sum of exterior angles for any polygon?