Polygons

Polygons

100

All sides are equal and symmetrical.

What is polygon?

200

The fewest sides needed to make a polygon.

What is three?

300

Regular polygon.

What is a polygon where all angles and sides are congruent?

400

Concave polygon.

What is a polygon that has an angle pointing inwards or a polygon with an interior angle greater than 180 degrees?

500

Convex polygon.

What is a polygon that has no angles pointing inwards or no interior angles greater than 180 degrees?

Who am I?

100

The sum of my interior angles is 180 degrees.

What is a triangle?

200

I have 9 sides and 9 angles.

What is a nonagon?

300

I have 7 sides and 7 angles.

What is a heptagon?

400

I have 12 sides and 12 angles.

What is a dodecagon?

500

I am a polygon with one reflex angle.

What is a concave polygon?

Angles

100

Angles on the inside of the polygon.

What are interior angles?

200

The sum of the interior angles of a quadrilateral.

What is 360 degrees?

300

The formula for finding the sum of the interior angles of a polygon.

What is 180(n-2) ?

400

The sum of the exterior angles of any polygon.

What is 360 degrees?

500

180(n-2)/n

What is the formula to find the measure of one interior angle of a regular polygon?

Degrees

100

The sum of the interior angles of a pentagon.

What is 540 degrees?

200

The sum of the interior angles of a hexagon.

What is 720 degrees?

300

The measure of one interior angle of a regular octagon.

What is 135 degrees?

400

The measure of one exterior angle of a regular decagon.

What is 36 degrees?

500

The measure of the exterior angle of an interior angle of 112 degrees.

What is 68 degrees?