Classifying Triangles

Front

What is a triangle?

Back

A triangle is a polygon with three edges and three vertices.

Tags

CCSS.2.G.A.1

Front

What are the types of triangles based on angles?

Back

1. Acute Triangle: All angles are less than 90 degrees. 2. Right Triangle: One angle is exactly 90 degrees. 3. Obtuse Triangle: One angle is greater than 90 degrees.

Tags

CCSS.4.G.A.2

Front

What are the types of triangles based on sides?

Back

1. Equilateral Triangle: All sides are equal. 2. Isosceles Triangle: Two sides are equal. 3. Scalene Triangle: All sides are of different lengths.

Tags

CCSS.4.G.A.2

Front

How do you classify a triangle with one angle greater than 90 degrees?

Back

It is classified as an Obtuse Triangle.

Tags

CCSS.4.G.A.2

Front

How do you classify a triangle with all sides equal?

Back

It is classified as an Equilateral Triangle.

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 always 180 degrees.

Tags

CCSS.8.G.A.5

Front

If two sides of a triangle are equal, what can you say about its angles?

Back

The angles opposite the equal sides are also equal.

Tags

CCSS.HSG.CO.C.10

Front

What is a bisector in a triangle?

Back

A bisector is a line that divides an angle into two equal parts.

Front

What is the midpoint of a side in a triangle?

Back

The midpoint is the point that divides the side into two equal segments.

Tags

CCSS.HSG.GPE.B.6

Front

How do you classify a triangle with one right angle?

Back

It is classified as a Right Triangle.

Tags

CCSS.4.G.A.2