Intro to polygons

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments connected end to end.

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 3 sides?

Back

Triangle

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 4 sides?

Back

Quadrilateral

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 5 sides?

Back

Pentagon

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 6 sides?

Back

Hexagon

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 7 sides?

Back

Heptagon

Tags

CCSS.2.G.A.1

Front

What is the name of a polygon with 8 sides?

Back

Octagon

Tags

CCSS.2.G.A.1

Front

What is a convex polygon?

Back

A convex polygon is a polygon where all interior angles are less than 180 degrees, and no line segment between any two points on the boundary ever goes outside the polygon.

Tags

CCSS.2.G.A.1

Front

What is a concave polygon?

Back

A concave polygon is a polygon that has at least one interior angle greater than 180 degrees, causing a 'cave' or indentation in its shape.

Tags

CCSS.2.G.A.1

Front

How many sides does a decagon have?

Back

10

Tags

CCSS.2.G.A.1