Polygon Basics

What is the name of a 10 sided shape?

• Dodecagon

• Octagon

• Decagon

• Hexagon

What is the name of a 5 sided shape?

• Hexagon

• Heptagon

• Quadrilateral

• Pentagon

Select all that are not polygons

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What is the name of this polygon?

• Hexagon

• Octagon

• Heptagon

• Nonagon

Is this polygon a regular polygon?

• Yes

• No

What is the sum of the interior angle measures in a dodecagon? For your answer, just write the number. Do not write degrees.

What is the sum of the exterior angles of a triangle? Please just type the number. Do not write degrees.

What is the measure of each interior angle of a quadrilateral? Please just type the number. Do not write degrees.

What is the sum of the measures of the interior angles of a heptagon? Please just type the number. Do not write degrees.

Solve for y. Please just type the number. Do not write degrees.