Classifying Triangles by sides and angles-TDM

Front

What is an Equilateral Triangle?

Back

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

Tags

CCSS.4.G.A.2

Front

What is an Isosceles Triangle?

Back

A triangle with at least two sides of equal length and the angles opposite those sides are equal.

Tags

CCSS.4.G.A.2

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 an Obtuse Triangle?

Back

A triangle that has one angle measuring more than 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is an Acute Triangle?

Back

A triangle that has all angles measuring less than 90 degrees.

Tags

CCSS.4.G.A.2

Front

What is a Right Triangle?

Back

A triangle that has one angle measuring exactly 90 degrees.

Tags

CCSS.4.G.A.2

Front

What does it mean for a triangle to be Equiangular?

Back

A triangle where all three angles are equal, which also makes it equilateral.

Tags

CCSS.4.G.A.2

Front

How do you classify a triangle with two equal sides and one angle greater than 90 degrees?

Back

It is classified as an Obtuse Isosceles Triangle.

Tags

CCSS.4.G.A.2

Front

What is the classification of a triangle with all sides of different lengths and one angle greater than 90 degrees?

Back

It is classified as an Obtuse Scalene Triangle.

Tags

CCSS.4.G.A.2

Front

What is the classification of a triangle with all angles less than 90 degrees and all sides of different lengths?

Back

It is classified as an Acute Scalene Triangle.

Tags

CCSS.4.G.A.2