POLYGONS POLYGONS Moody Mathematics. What is the term for a 3- sided polygon? Triangle Moody Mathematics.

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Presentation transcript:

POLYGONS POLYGONS Moody Mathematics

What is the term for a 3- sided polygon? Triangle Moody Mathematics

What is the term for a 5-sided polygon? Pentagon Moody Mathematics

What is the term for an 8-sided polygon? Octagon STOP Moody Mathematics

What is the term for a 12- sided polygon? Dodecagon Moody Mathematics

What is the term for a 9-sided polygon? Nonagon Moody Mathematics

What is the term for a 10- sided polygon? Decagon Moody Mathematics

How many sides does a heptagon have? seven Moody Mathematics

How many sides does a quadrilateral have? Four Moody Mathematics

What term describes only the blue polygons? Convex Moody Mathematics

Equiangular Moody Mathematics

Equilateral Moody Mathematics

Regular Moody Mathematics

The Sum of the interior angles of an n-gon Moody Mathematics

The measure of one interior angle of a regular n-gon Moody Mathematics

The Sum of the exterior angles of an n-gon Moody Mathematics

The measure of one exterior angle of a regular n-gon Moody Mathematics

What’s true about an interior and exterior angle of a polygon? Supplementary Moody Mathematics

For polygons to “fit” around a vertex, the sum of their interior angles must be 360 Moody Mathematics

A regular n-gon has lines of symmetry and rotational of 360/n degrees n Moody Mathematics

Find the sum of the interior angles of a decagon: 1440 Moody Mathematics

Find the measure of 1 interior angle of a regular 18-gon 160 Moody Mathematics

Find the sum of the exterior angles of a 55-gon 360 Moody Mathematics

Find the measure of one exterior angle of a regular 24-gon 15 Moody Mathematics

The sum of the interior angles of what polygon is 4500? 27-gon Moody Mathematics

The measure of 1 interior angle of what regular polygon is 170? 36-gon Moody Mathematics

The measure of 1 exterior angle of what regular polygon is 8? 45-gon Moody Mathematics

A regular octagon has 8 lines of symmetry and what degree of rotation? 45 Moody Mathematics

The sum of its interior angles is 4 times the sum of its exterior angles. decagon Moody Mathematics

? What regular polygon is missing Another hexagon Moody Mathematics

What regular polygon is missing ? Another Octagon Moody Mathematics

What’s the symmetry of a regular decagon? 10 lines, 36 degr. rotational Moody Mathematics

Find x (Given a regular octagon) x X = 90 degrees Moody Mathematics

What 3 regular polygons will tessellate the plane? Moody Mathematics

Equilateral triangles Moody Mathematics

Regular Hexagons Moody Mathematics

Squares Moody Mathematics