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9.01 Angles of polygons

Interactive practice questions

Consider the quadrilateral in the adjacent figure.

a

Find the value of the angle marked $y$y.

b

Find the value of the angle marked $x$x.

c

Complete:

The sum of the interior angles of a quadrilateral is $\editable{}$°.

Easy
Approx 3 minutes
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What is the sum of exterior angles for any polygon?

Consider the non-convex hexagon in the adjacent figure.

Consider the convex hexagon in the adjacent figure.

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