Classifying triangles and polygons

Front

What is an obtuse triangle?

Back

A triangle with one angle greater than 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is an equilateral triangle?

Back

A triangle with all three sides of equal length and all angles measuring 60 degrees.

Tags

CCSS.4.G.A.2

Front

How many sides does a hexagon have?

Back

A hexagon has 6 sides.

Tags

CCSS.2.G.A.1

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Tags

CCSS.4.G.A.2

Front

What is the sum of the interior angles of a triangle?

Back

The sum of the interior angles of a triangle is 180 degrees.

Tags

CCSS.8.G.A.5

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths and all angles of different measures.

Tags

CCSS.4.G.A.2

Front

What is a polygon?

Back

A closed figure with three or more straight sides.

Tags

CCSS.2.G.A.1

Front

What is a right triangle?

Back

A triangle with one angle equal to 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is a pentagon?

Back

A polygon with 5 sides.

Tags

CCSS.2.G.A.1

Front

What is an octagon?

Back

A polygon with 8 sides.

Tags

CCSS.2.G.A.1