Classify Triangles by Sides and Angles

Front

What is a triangle classified as if it has one angle greater than 90 degrees?

Back

Obtuse triangle.

Front

What type of triangle has all three sides of different lengths?

Back

Scalene triangle.

Front

What do you call a triangle with two sides of equal length?

Back

Isosceles triangle.

Front

What is a triangle called if all three angles are less than 90 degrees?

Back

Acute triangle.

Front

What type of triangle has one angle that measures exactly 90 degrees?

Back

Right triangle.

Front

If a triangle has sides measuring 5 cm, 5 cm, and 8 cm, how is it classified?

Back

Isosceles triangle.

Front

What is the sum of the angles in any triangle?

Back

180 degrees.

Front

If a triangle has angles measuring 30 degrees, 60 degrees, and 90 degrees, how is it classified?

Back

Right triangle.

Front

What type of triangle has all sides of equal length?

Back

Equilateral triangle.

Front

If a triangle has sides measuring 7 cm, 10 cm, and 12 cm, how is it classified?

Back

Scalene triangle.