Triangles

Front

What is the measure of each angle in an equilateral triangle?

Back

60 degrees.

Front

What is the measure of a right angle?

Back

90 degrees.

Front

What type of triangle has all angles less than 90 degrees?

Back

Acute triangle.

Front

What type of triangle has one angle greater than 90 degrees?

Back

Obtuse triangle.

Front

What type of triangle has three equal sides?

Back

Equilateral triangle.

Front

What type of triangle has two equal sides?

Back

Isosceles triangle.

Front

What type of triangle has no equal sides?

Back

Scalene triangle.

Front

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

Back

180 degrees.

Front

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

Back

Right triangle.

Front

What do you call a triangle with angles measuring 45, 45, and 90 degrees?

Back

Isosceles right triangle.