Naming Triangles Flashcard

Front

What is the name of a triangle that has all sides of equal length?

Back

Equilateral triangle

Front

What is the name of a triangle that has two sides of equal length?

Back

Isosceles triangle

Front

If an isosceles triangle has a base angle measuring 40°, what is the measure of the vertex angle?

Back

100°

Front

Solve for the value of X in the equation: X = _____

Back

75

Front

Find x in the following options: 90, 45, 22, 35

Back

35

Front

What is the name of a triangle that has no sides of equal length?

Back

Scalene triangle

Front

In a right triangle, what is the name of the side opposite the right angle?

Back

Hypotenuse

Front

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

Back

180°

Front

If one angle of a triangle measures 90°, what type of triangle is it?

Back

Right triangle

Front

What is the relationship between the angles in an isosceles triangle?

Back

The base angles are equal.