Triangle Properties Review

Front

What is the name of a triangle with two equal sides?

Back

Isosceles triangle

Front

Which angle measurements do NOT create a triangle?

Back

50, 60, 40

Front

What classification matches a triangle with one right angle and two equal sides?

Back

Right isosceles triangle

Front

If two angles in a triangle are 95° and 32°, what is the measure of the third angle?

Back

53°

Front

In a triangle, if one angle is 30° and another is 60°, what is the measure of the third angle?

Back

90°

Front

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

Back

180°

Front

What type of triangle has all sides of equal length?

Back

Equilateral triangle

Front

What is a triangle called if all its angles are less than 90°?

Back

Acute triangle

Front

What is a triangle called if one of its angles is greater than 90°?

Back

Obtuse triangle

Front

What is the relationship between the angles in a right triangle?

Back

One angle is 90°, and the sum of the other two angles is 90°.