Classifying Triangles

Front

In a ____________ triangle one angle is exactly 90 degrees.

Back

right

Front

A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

Back

acute triangle

Front

Look at the sides of this triangle. What type of triangle is this?

Back

scalene

Front

Look at the sides of this triangle. What type of triangle is this?

Back

Isosceles

Front

If a triangle has all three angles equivalent and all three sides equivalent, what type of triangle is it?

Back

Equilateral

Front

What is an acute triangle?

Back

A triangle where all angles are less than 90 degrees.

Front

What is an obtuse triangle?

Back

A triangle where one angle is greater than 90 degrees.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths.

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

What is an equilateral triangle?

Back

A triangle with all three sides of equal length.