Classify Triangle Review

Front

In a triangle, how many total degrees are there?

Back

180°

Front

Max cut out a triangle to use in his collage. One angle measured 46° and another measured 67°. What was the measure of the third angle?

Back

The third angle measures 67°.

Front

What is the measure of the missing angle in a triangle if two angles are 30° and 60°?

Back

The missing angle measures 90°.

Front

Classify this triangle by its sides and angles: A triangle with one angle measuring 90° and two sides of equal length.

Back

Right Isosceles

Front

Identify the triangle by its sides and angles: A triangle with one angle measuring 90° and all sides of different lengths.

Back

Right Scalene

Front

What is an acute triangle?

Back

A triangle where all angles are less than 90°.

Front

What is an obtuse triangle?

Back

A triangle where one angle is greater than 90°.

Front

What is a scalene triangle?

Back

A triangle where all sides and angles are different.

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length.

Front

What is the sum of the angles in any triangle?

Back

The sum is always 180°.